It was narrated from 'Amr bin Shu'aib, from his father , form his grandfather, that the Prophet said:
"The two parties to a transaction have the choicer so long as they have not separated, unless they reach an agreement before parting, and it is not permissible to hasten to leave for fear that the other party may change his mind."
Reference: Sunan an-Nasa'i 4483 In-book : Book 44, Hadith 35 English translation : Vol. 5, Book 44, Hadith 4488
Help us gift a modern, ad-free Islamic application for the Muslim Ummah. Your donation will be recorded as Sadaqah Jariyah in your book of deeds, In Sha Allah.