Tawoos (may Allah have mercy on him) narrated, the Messenger of Allah (peace and blessings be upon him) said: "It is not lawful for anyone to give a gift and then take it back, except for a father (he may take back what he has given to his child)."
Hadith Referenceمسند اسحاق بن راهويه / كتاب الهبة و فضلها / 501