The Quran 2:256 (Surah al-Baqarah)
“Let there be no compulsion in religion.
Truth stands out clear from error.”
Complete Verse 2:256 (Translated by Yusuf Ali)
“Let there be no compulsion in religion; Truth stands out clear from Error.
Whoever rejects evil and believes in Allah hath grasped the most trustworthy hand-hold, that never breaks.
And Allah heareth and knoweth all things.”