Surah Luqman, Verse 4

ٱلَّذِينَ يُقِيمُونَ ٱلصَّلَوٰةَ وَيُؤۡتُونَ ٱلزَّكَوٰةَ وَهُم بِٱلۡأٓخِرَةِ هُمۡ يُوقِنُونَ٤

alladhīna yuqīmūna l-ṣalata wayu'tūna l-zakata wahum bil-ākhirati hum yūqinūna

Who establish prayer and give zakāh, and they, of the Hereafter, are certain [in faith].