The Muslims Internet Directory

Narrated Jabir ibn Abdullah: AbulHaytham ibn at-Tayhan prepared food for the Apostle of Allah (peace_be_upon_him), and he invited the Prophet (peace_be_upon_him) and his Companions. When they finished (food), the said: If some people enter the house of a man, his food is eaten and his drink is drunk, and they supplicate (to Allah) for him, this is his reward.