when the Messenger of Allah ﷺ sent him to Makkah, he forbade him from profiting off of what he did not possess.
لَمَّا بَعَثَهُ رَسُولُ اللَّهِ ﷺ إِلَى مَكَّةَ نَهَاهُ عَنْ شِفِّ مَا لَمْ يُضْمَنْ
when the Messenger of Allah ﷺ sent him to Makkah, he forbade him from profiting off of what he did not possess.
لَمَّا بَعَثَهُ رَسُولُ اللَّهِ ﷺ إِلَى مَكَّةَ نَهَاهُ عَنْ شِفِّ مَا لَمْ يُضْمَنْ