فَمَن بَدَّلَهُ بَعدَ ما سَمِعَهُ فَإِنَّما إِثمُهُ عَلَى الَّذينَ يُبَدِّلونَهُ ۚ إِنَّ اللَّهَ سَميعٌ عَليمٌ

If anyone alters it after hearing it, the sin is on those who change it. God is All-Hearing, All-Knowing.