Surah Al-Imran, ayah 52

3:52

۞ فَلَمَّآ أَحَسَّ عِيسَىٰ مِنۡهُمُ ٱلۡكُفۡرَ قَالَ مَنۡ أَنصَارِيٓ إِلَى ٱللَّهِۖ قَالَ ٱلۡحَوَارِيُّونَ نَحۡنُ أَنصَارُ ٱللَّهِ ءَامَنَّا بِٱللَّهِ وَٱشۡهَدۡ بِأَنَّا مُسۡلِمُونَ ٥٢

Falammā ahassa 'īsā minhumul-kufra qāla man ansārī ilallāhi qālal-hawāriyyūna nahnu ansārullāhi āmannā billāhi washhad bi annā muslimūn

But when Jesus felt [persistence in] disbelief from them, he said, "Who are my supporters for [the cause of] Allāh?" The disciples said, "We are supporters for Allāh. We have believed in Allāh and testify that we are Muslims [submitting to Him].