Surah Ali'Imran, Verse 52

۞ فَلَمَّآ أَحَسَّ عِيسَىٰ مِنۡهُمُ ٱلۡكُفۡرَ قَالَ مَنۡ أَنصَارِيٓ إِلَى ٱللَّهِۖ قَالَ ٱلۡحَوَارِيُّونَ نَحۡنُ أَنصَارُ ٱللَّهِ ءَامَنَّا بِٱللَّهِ وَٱشۡهَدۡ بِأَنَّا مُسۡلِمُونَ٥٢

falammā aḥassa ʿīsā min'humu l-kuf'ra qāla man anṣārī ilā l-lahi qāla l-ḥawāriyūna naḥnu anṣāru l-lahi āmannā bil-lahi wa-ish'had bi-annā mus'limūna

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].