حَدَّثَنِي يَحْيَى، عَنْ مَالِكٍ، أَنَّهُ بَلَغَهُ ‏.‏ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم نَهَى عَنْ بَيْعَتَيْنِ فِي بَيْعَةٍ ‏.‏

Yahya related to me from Malik that he had heard that the Messenger of Allah, may Allah bless him and grant him peace, forbade two sales in one sale.