Surah Muhammad Verse 21 - English Translation by Ali Unal
Surah Muhammadطَاعَةٞ وَقَوۡلٞ مَّعۡرُوفٞۚ فَإِذَا عَزَمَ ٱلۡأَمۡرُ فَلَوۡ صَدَقُواْ ٱللَّهَ لَكَانَ خَيۡرٗا لَّهُمۡ
(Whereas, what true believers are expected to do in response to any Divine order is) obedience and a proper word. So, if they were true to God when the command has been resolved upon (and it calls them to do what their pledge to God requires them), it would certainly be good for them