The Book of Marriage
Ṣaḥīḥ Muslim 3430
أَلاَ إِنَّهَا حَرَامٌ مِنْ يَوْمِكُمْ هَذَا إِلَى يَوْمِ الْقِيَامَةِ وَمَنْ كَانَ أَعْطَى شَيْئًا فَلاَ يَأْخُذْهُ
alā innahā ḥarāmun min yawmikum hadhā ilā yawmi al-qiyāmah waman kāna aʿṭā shayʾan falā yaʾkhudhhu
Transliteration generated from the Arabic vowel marks
The full narration
Sabra al-Juhanni reported on the authority of his father:Allah's Messenger (ﷺ) prohibited the contracting of temporary marriage and said: Behold, it is forbidden from this very day of yours to the Day of Resurrection, and he who has given something (as a dower) should not take it back
Source
Ṣaḥīḥ Muslim · 3430
Ṣaḥīḥ