Sahih MuslimChapter 21Hadith 3834
Full Sharh — Sahih Muslim 3834
وَحَدَّثَنَاهُ ابْنُ أَبِي عُمَرَ، حَدَّثَنَا عَبْدُ الْوَهَّابِ، عَنْ أَيُّوبَ، بِهَذَا الإِسْنَادِ غَيْرَ أَنَّهُ قَالَ " مَنِ اشْتَرَى مِنَ الْغَنَمِ فَهُوَ بِالْخِيَارِ " .
English Translation
Ayyub narrated with the same chain of transmitters but with this change of words:" He who buys a goat has the option
Source
Sahih Muslim(صحيح مسلم)
The Book of Transactions
Hadith Number
3834