Muhammad ibnnil Abbas says: “I was told by Muhammad ibn Qasim, on the authority of Husayn ibnil Hakam, on the authority of Husayn ibnil Nast ibn Muzahim, on the authority of his father, on the authority of Aban ibn Abi Ayyash on the authority of Sulaym ibn Qays Hilali, on the authority of Ali (AS).
He (Ali AS) said: “No doubt, the name of the Holy Prophet (SAW) is Yaseen, and we are those people for whom Allah has said: ‘Peace by upon the children of Yaseen.’ (Surah Saffat: 29)