‏الأشربة : Hadeeth No:5038 Ibn 'Abbas reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: When any one of you eats food he should not wipe his hand until he has licked it or got it licked by (someone else)....

‏الإمارة : Hadeeth No:4587 This hadith has been narrated on the authority of Yunus with the same chain of transmitters....