Dr. Mustafa Khattab, the Clear Quran - Surah Muhammad, ayah 21

Translation of Surah Muhammad, ayah 21 (47:21)

طَاعَةٞ وَقَوۡلٞ مَّعۡرُوفٞۚ فَإِذَا عَزَمَ ٱلۡأَمۡرُ فَلَوۡ صَدَقُواْ ٱللَّهَ لَكَانَ خَيۡرٗا لَّهُمۡ ٢١
to obey and speak rightly. Then when fighting was ordained, it surely would have been better for them if they were true to Allah.