مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3154
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
Saeed bin al-Musayyab narrated that he heard Ibn ‘Abbas (رضي الله عنه) say: The Messenger of Allah (ﷺ) said: “The one who takes back his gift is like one who goes back to his vomit.”
Musnad Ahmad 3178Its isnad is saheeh]