Zaid bin Thabit said: "Why do I see you reciting short surahs in Maghrib when I saw the Messenger of Allah ﷺ reciting the longer of the two long surahs in it?" I said: "O Abu Abdullah, what is the longer of the two long surahs?" He said: "Al-A'raf." (Using translation from Nasāʾī 990)
لَهُ مَا لِي أَرَاكَ تَقْرَأُ فِي الْمَغْرِبِ بِقِصَارِ السُّوَرِ؟ قَدْ رَأَيْتُ رَسُولَ اللهِ ﷺ يَقْرَأُ فِيهَا بِطُولَى الطُّولَيَيْنِ قَالَ ابْنُ أَبِي مُلَيْكَةَ وَمَا طُولَى الطُّولَيَيْنِ؟ قَالَ الْأَعْرَافُ