[Machine] I prayed with the Messenger of Allah ﷺ and he began with the opening chapter of the book (Qur'an). When he finished reciting it, he said "Ameen" loud enough for those behind him to hear.
صَلَّيْتُ مَعَ رَسُولِ اللهِ ﷺ فَافْتَتَحَ بِفَاتِحَةِ الْكِتَابِ فَلَمَّا خَتَمَهَا قَالَ آمِينَ حَتَّى سَمِعَ مَنْ خَلْفَهُ