The son of Abu Said al-Khudri reported on the authority of his father that Allah's Messenger (ﷺ) said:When one of you yawns, he should keep his mouth shut with the help of his hand, for it is the devil that enters therein
Sahih MuslimHadith 2995 (4 narrations)
2995.01
2995.02
The son of Abu Said al-Khudri reported on the authority of his father that Allah's Messenger (ﷺ) said:When one of you yawns, he should try to restrain it with cue help of his hand since it is the Satan that enters therein
2995.03
The son of Abu Said al-Khudri reported on the authority of his father that Allah's Messenger (ﷺ) said. When one of you yawns while engaged in prayer, he should try to restrain so far as it lies in his power, since it is the Satan that enter therein
2995.04
Abu Said al-Khudri reported Allah's Messenger (ﷺ) a hadith like this through another chain of transmitters