Abu Malik (may Allah have mercy on him) said regarding the statement of Allah, the Exalted: ﴿Believe in that which was sent down to those who believe at the beginning of the day, and disbelieve at its end﴾: The Jews said: Believe at the beginning of the day in what these Muslims say, and at the end, revert (to disbelief), so that they may return with you.
Hadith Referenceسنن سعید بن منصور / كتاب التفسير / 502
Hadith Gradingمحدثین:سنده ضعيف لإرساله، فأبو مالك تابعي كما في "التهذيب" (٨/ ٢٤٥)، وهو صحيح إلى مُرْسِله أبي مالك.