Quran 8:46 Al-Anfal, ayah 46 of 75

وَأَطِيعُوا۟ ٱللَّهَ وَرَسُولَهُۥ وَلَا تَنَـٰزَعُوا۟ فَتَفْشَلُوا۟ وَتَذْهَبَ رِيحُكُمْ ۖ وَٱصْبِرُوٓا۟ ۚ إِنَّ ٱللَّهَ مَعَ ٱلصَّـٰبِرِينَ ۝٤٦

8:46 And obey Allah and His messenger, and dispute not one with another lest ye falter and your strength depart from you; but be steadfast! Lo! Allah is with the steadfast.