Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
nasai:3691Muḥammad b. ʿAbdullāh al-Khalanjī al-Maqdisī > Abū Saʿīd / a freed slave of Banī Hāshim > Wuhayb > Ibn Ṭāwus from his father > Ibn ʿAbbās

"The Messenger of Allah said: 'The one who takes back his gift is like the dog which vomits then goes back to its vomit.'"  

النسائي:٣٦٩١أَخْبَرَنَا مُحَمَّدُ بْنُ عَبْدِ اللَّهِ الْخَلَنْجِيُّ الْمَقْدِسِيُّ قَالَ

حَدَّثَنَا أَبُو سَعِيدٍ وَهُوَ مَوْلَى بَنِي هَاشِمٍ عَنْ وُهَيْبٍ قَالَ حَدَّثَنَا ابْنُ طَاوُسٍ عَنْ أَبِيهِ عَنِ ابْنِ عَبَّاسٍ قَالَ قَالَ رَسُولُ اللَّهِ ﷺ الْعَائِدُ فِي هِبَتِهِ كَالْكَلْبِ يَقِيءُ ثُمَّ يَعُودُ فِي قَيْئِهِ