It was narrated that 'Abdullah bin Mas'ud said:"I bear witness that the true and truly inspired one Abul-Qasim (ﷺ) told us: 'Selling a Muhaffalah is Khilabah, and Khilabah is not lawful for the Muslim."' (Ibn Majah said: " Meaning: 'Deception)

English translation · Sunan Ibn Majah