that he heard Messenger of Allah ﷺ saying, "(Moses) said, 'Call me not to account for what I forget and be not hard upon me for my affair (with you)' (18.73) the first excuse of Moses was his forgetfulness."
أَنَّهُ سَمِعَ رَسُولَ اللَّهِ ﷺ {لاَ تُؤَاخِذْنِي بِمَا نَسِيتُ وَلاَ تُرْهِقْنِي مِنْ أَمْرِي عُسْرًا} قَالَ كَانَتِ الأُولَى مِنْ مُوسَى نِسْيَانًا