‏الزهد والرقائق‏ : Hadeeth No:7129 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: The yawning as from the devil. So when one of you yawns he should try to restrain it as far as it lies in his power....

‏الإمارة : Hadeeth No:4516 Adi b. 'Amira al-Kindi heard Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying (as) was narrated in the (above-mentioned) hadith....