The Prophet ﷺ heard a man say, "Then I am a Jew."The Messenger of Allah ﷺ said, "It has become binding."
حدثنا هشام بن عمار حدثنا بقية عن عبد الله بن محرر عن قتادة
سمع النبي ﷺ رجلا يقول أنا إذا ليهودي فقال رسول الله ﷺ وجبت
No references are available.
[Its chain of transmission is very daif]. Busiri said, "This chain is daif due to the tadlis of Baqiya bin Walid, and Ibn Muharrar is discarded (matruk)" (Taqrib).