Shrahyl bin Aadah, Abu al-Ash'ath شراحيل بن آدة أبو الأشعث الصنعاني · The Book of Gifts

"The Messenger of Allah said: 'No one should take back his gift except a father (taking back a gift) from his son. The one who takes back his gift is like one who goes back to his vomit.'"