@@ -1057,6 +1057,15 @@ returns an empty array. The prepared statement [parameters are bound][] using
 the values in `namedParameters` and `anonymousParameters`. See
 [Binding parameters][].
 
+### `statement.close()`
+
+<!-- YAML
+added: REPLACEME
+-->
+
+Finalizes the prepared statement. An exception is thrown if the statement is
+already finalized. This method is a wrapper around [`sqlite3_finalize()`][].
+
 ### `statement.columns()`
 
 <!-- YAML
@@ -1794,6 +1803,7 @@ callback function to indicate what type of operation is being authorized.
 [`sqlite3_deserialize()`]: https://sqlite.org/c3ref/deserialize.html
 [`sqlite3_exec()`]: https://www.sqlite.org/c3ref/exec.html
 [`sqlite3_expanded_sql()`]: https://www.sqlite.org/c3ref/expanded_sql.html
+[`sqlite3_finalize()`]: https://www.sqlite.org/c3ref/finalize.html
 [`sqlite3_get_autocommit()`]: https://sqlite.org/c3ref/get_autocommit.html
 [`sqlite3_last_insert_rowid()`]: https://www.sqlite.org/c3ref/last_insert_rowid.html
 [`sqlite3_load_extension()`]: https://www.sqlite.org/c3ref/load_extension.html
 
@@ -2691,6 +2691,15 @@ inline bool StatementSync::IsFinalized() {
 }
 
 void StatementSync::Close(const FunctionCallbackInfo<Value>& args) {
+  StatementSync* stmt;
+  ASSIGN_OR_RETURN_UNWRAP(&stmt, args.This());
+  Environment* env = Environment::GetCurrent(args);
+  THROW_AND_RETURN_ON_BAD_STATE(
+      env, stmt->IsFinalized(), "statement has been finalized");
+  stmt->Close();
+}
+
+void StatementSync::Dispose(const FunctionCallbackInfo<Value>& args) {
   StatementSync* stmt;
   ASSIGN_OR_RETURN_UNWRAP(&stmt, args.This());
   stmt->Close();
@@ -3734,7 +3743,8 @@ Local<FunctionTemplate> StatementSync::GetConstructorTemplate(
         isolate, tmpl, "setReadBigInts", StatementSync::SetReadBigInts);
     SetProtoMethod(
         isolate, tmpl, "setReturnArrays", StatementSync::SetReturnArrays);
-    SetProtoDispose(isolate, tmpl, StatementSync::Close);
+    SetProtoMethod(isolate, tmpl, "close", StatementSync::Close);
+    SetProtoDispose(isolate, tmpl, StatementSync::Dispose);
     env->set_sqlite_statement_sync_constructor_template(tmpl);
   }
   return tmpl;
 
@@ -285,6 +285,7 @@ class StatementSync : public BaseObject {
   static void SetReadBigInts(const v8::FunctionCallbackInfo<v8::Value>& args);
   static void SetReturnArrays(const v8::FunctionCallbackInfo<v8::Value>& args);
   static void Close(const v8::FunctionCallbackInfo<v8::Value>& args);
+  static void Dispose(const v8::FunctionCallbackInfo<v8::Value>& args);
   v8::MaybeLocal<v8::Value> ColumnToValue(const int column);
   v8::MaybeLocal<v8::Name> ColumnNameToName(const int column);
   bool GetCachedColumnNames(v8::LocalVector<v8::Name>* keys);
 
@@ -109,6 +109,22 @@ suite('StatementSync.prototype.setAllowUnknownNamedParameters()', () => {
       message: /The "enabled" argument must be a boolean/,
     });
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const setup = db.exec(
+      'CREATE TABLE data(key INTEGER PRIMARY KEY, val INTEGER) STRICT;'
+    );
+    t.assert.strictEqual(setup, undefined);
+    const stmt = db.prepare('INSERT INTO data (key, val) VALUES ($k, $v)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.setAllowUnknownNamedParameters(true);
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('options.allowUnknownNamedParameters', () => {
 
@@ -67,6 +67,18 @@ suite('StatementSync.prototype.get()', () => {
       __proto__: null, key: 'key1', val: 'val1',
     });
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.get();
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.all()', () => {
@@ -120,6 +132,18 @@ suite('StatementSync.prototype.all()', () => {
       { __proto__: null, key: 'key1', val: 'val1' },
     ]);
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.all();
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.iterate()', () => {
@@ -286,6 +310,18 @@ suite('StatementSync.prototype.iterate()', () => {
     stmt2.get();
     it.next();
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.iterate();
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.run()', () => {
@@ -385,6 +421,18 @@ suite('StatementSync.prototype.run()', () => {
     const stmt = db.prepare('INSERT INTO data (key, val) VALUES (?1, ?2)');
     t.assert.deepStrictEqual(stmt.run(1, 2), { changes: 1, lastInsertRowid: 1 });
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.run();
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.sourceSQL', () => {
@@ -399,6 +447,16 @@ suite('StatementSync.prototype.sourceSQL', () => {
     const stmt = db.prepare(sql);
     t.assert.strictEqual(stmt.sourceSQL, sql);
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => stmt.sourceSQL, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.expandedSQL', () => {
@@ -418,6 +476,16 @@ suite('StatementSync.prototype.expandedSQL', () => {
     );
     t.assert.strictEqual(stmt.expandedSQL, expanded);
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => stmt.expandedSQL, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.setReadBigInts()', () => {
@@ -487,6 +555,18 @@ suite('StatementSync.prototype.setReadBigInts()', () => {
       [`${Number.MAX_SAFE_INTEGER} + 1`]: 2n ** 53n,
     });
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.setReadBigInts(true);
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.setReturnArrays()', () => {
@@ -505,6 +585,18 @@ suite('StatementSync.prototype.setReturnArrays()', () => {
       message: /The "returnArrays" argument must be a boolean/,
     });
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.setReturnArrays(true);
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('StatementSync.prototype.get() with array output', () => {
@@ -723,6 +815,18 @@ suite('StatementSync.prototype.setAllowBareNamedParameters()', () => {
       message: /The "allowBareNamedParameters" argument must be a boolean/,
     });
   });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.setAllowBareNamedParameters(true);
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
 });
 
 suite('options.readBigInts', () => {
@@ -971,6 +1075,31 @@ suite('options.allowBareNamedParameters', () => {
 });
 
 
+suite('StatementSync.prototype.close()', () => {
+  test('finalizes an open statement', (t) => {
+    using db = new DatabaseSync(':memory:');
+    db.exec('CREATE TABLE storage(key TEXT, val TEXT)');
+    const stmt = db.prepare('SELECT * FROM storage');
+    t.assert.strictEqual(stmt.close(), undefined);
+    t.assert.throws(() => stmt.get(), {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
+
+  test('throws if the statement is already finalized', (t) => {
+    using db = new DatabaseSync(':memory:');
+    const stmt = db.prepare('CREATE TABLE storage(key TEXT, val TEXT)');
+    stmt.close();
+    t.assert.throws(() => {
+      stmt.close();
+    }, {
+      code: 'ERR_INVALID_STATE',
+      message: /statement has been finalized/,
+    });
+  });
+});
+
 suite('StatementSync.prototype[Symbol.dispose]()', () => {
   test('finalizes an open statement', (t) => {
     using db = new DatabaseSync(':memory:');