Sunan Abi Dawud 3998
سنن أبي داود#3998Da'ifNarrated AbuSa'id al-Khudri: The Messenger of Allah (ﷺ) related a tradition in which he mentioned the words "Jibril and Mikal" and he pronounced them "Jibra'ila wa Mika'ila." Abu Dawud said: Khalaf said: I did not put the pen aside from writing letters (huruf) for forty years: nothing tired me (or made me incapable of writing), even Jibril and Mika'il did not tire me
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif Isnaad
Muhammad Muhyi Al-Din Abdul HamidDaif Isnaad
Zubair Ali ZaiDaif
In-book reference: 32:30