The Prophet ﷺ said, "One who takes back his gift (which he has already given) is like a dog that swallows its vomit." (Using translation from Bukhārī 2589)
قَالَ رَسُولُ اللهِ ﷺ «الْعَائِدُ فِي هِبَتِهِ كَالْكَلْبِ يَقِيءُ ثُمَّ يَعُودُ فِي قَيْئِهِ»