Qur'ān 16:82 · An-Nahl (النحل)

فَإِن تَوَلَّوْا۟ فَإِنَّمَا عَلَيْكَ ٱلْبَلَـٰغُ ٱلْمُبِينُ

But if they turn away, [O Muhammad] - then only upon you is [responsibility for] clear notification.