Yonus bin Abi Ishaq يونس بن أبي إسحاق · The Book of Forgetfulness (In Prayer)

The Messenger of Allah (ﷺ) came one day with a joyful expression on his face. He said: "Jibril came to me and said: 'Will it not please you, O Muhammad, (to know) that no one of your Ummah will send salah upon you but I will send salah upon him tenfold, and no one will send salams upon you but I will send salams upon him tenfold?"