Al-Lu'lu Wal-Marjan 1766 — The Book About the Characteristics of the Hypocrites and Orders Concerning Them.

Jâbir Narrated from:

The Prophet ﷺ came to (the grave of) 'Abdullâh bin Ubai after his body was buried. The body was brought out and then the Prophet ﷺ put his saliva over the body and clothed it in his shirt. ( Sahîh Al-Bukhârî, Hadîth No. 360, Vol. 2)