﴿ يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوٓا۟ إِن تَنصُرُوا۟ ٱللَّهَ يَنصُرْكُمْ وَيُثَبِّتْ أَقْدَامَكُمْ ﴾

“O you who have attained to faith! If you help [the cause of] God, He will help you, and will make firm your steps;”

Please check ayah 47:9 for complete tafsir.