Qur'an 2:181
فَمَنۢ بَدَّلَهُۥ بَعْدَ مَا سَمِعَهُۥ فَإِنَّمَآ إِثْمُهُۥ عَلَى ٱلَّذِينَ يُبَدِّلُونَهُۥٓ ۚ إِنَّ ٱللَّهَ سَمِيعٌ عَلِيمٌ
“Then whoever alters it [i.e., the bequest] after he has heard it - the sin is only upon those who have altered it. Indeed, Allāh is Hearing and Knowing.”
Al-Baqara 2:181 · Saheeh International