Sunan Abi Dawud 4927
سنن أبي داود#4927Da'ifSalam ibn Miskin, quoting an old man who witnessed AbuWa'il in a wedding feast, said:They began to play, amuse and sing. He united the support of his hand round his knees that were drawn up, and said: I heard Abdullah (ibn Mas'ud) say: I heard the apostle of Allah (ﷺ) say: Singing produces hypocrisy in the heart
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif
Muhammad Muhyi Al-Din Abdul HamidDaif
Shuaib Al ArnautVery Daif
Zubair Ali ZaiDaif
In-book reference: 43:155