Surah Aal-e-Imran Verse 144 - English Translation by Muhammad Mahmoud Ghali
Surah Aal-e-Imranوَمَا مُحَمَّدٌ إِلَّا رَسُولٞ قَدۡ خَلَتۡ مِن قَبۡلِهِ ٱلرُّسُلُۚ أَفَإِيْن مَّاتَ أَوۡ قُتِلَ ٱنقَلَبۡتُمۡ عَلَىٰٓ أَعۡقَٰبِكُمۡۚ وَمَن يَنقَلِبۡ عَلَىٰ عَقِبَيۡهِ فَلَن يَضُرَّ ٱللَّهَ شَيۡـٔٗاۚ وَسَيَجۡزِي ٱللَّهُ ٱلشَّـٰكِرِينَ
And in no way is Muhammad (anything) except a Messenger; the Messengers have already passed away before him. Then, will it be that, in case he dies or is killed, will you turn (Literally: turn (s) over on) on your heels? And whoever turns (Literally: turn (s) over on) on his heels, then he will never harm Allah in anything; and Allah will recompense the thankful