The Cow
فَمَنۢ بَدَّلَهُۥ بَعْدَ مَا سَمِعَهُۥ فَإِنَّمَآ إِثْمُهُۥ عَلَى ٱلَّذِينَ يُبَدِّلُونَهُۥٓ ۚ إِنَّ ٱللَّهَ سَمِيعٌ عَلِيمٌ
Then whoever alters the bequest after he has heard it - the sin is only upon those who have altered it. Indeed, Allah is Hearing and Knowing.
Nearby ayahs help place verse 2:181 in sequence and meaning.
وَلَكُمْ فِى ٱلْقِصَاصِ حَيَوٰةٌ يَـٰٓأُو۟لِى ٱلْأَلْبَـٰبِ لَعَلَّكُمْ تَتَّقُونَ
And there is for you in legal retribution [saving of] life, O you [people] of understanding, that you may become righteous.
كُتِبَ عَلَيْكُمْ إِذَا حَضَرَ أَحَدَكُمُ ٱلْمَوْتُ إِن تَرَكَ خَيْرًا ٱلْوَصِيَّةُ لِلْوَٰلِدَيْنِ وَٱلْأَقْرَبِينَ بِٱلْمَعْرُوفِ ۖ حَقًّا عَلَى ٱلْمُتَّقِينَ
Prescribed for you when death approaches [any] one of you if he leaves wealth [is that he should make] a bequest for the parents and near relatives according to what is acceptable - a duty upon the righteous.
فَمَنْ خَافَ مِن مُّوصٍ جَنَفًا أَوْ إِثْمًا فَأَصْلَحَ بَيْنَهُمْ فَلَآ إِثْمَ عَلَيْهِ ۚ إِنَّ ٱللَّهَ غَفُورٌ رَّحِيمٌ
But if one fears from the bequeather [some] error or sin and corrects that which is between them, there is no sin upon him. Indeed, Allah is Forgiving and Merciful.
يَـٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوا۟ كُتِبَ عَلَيْكُمُ ٱلصِّيَامُ كَمَا كُتِبَ عَلَى ٱلَّذِينَ مِن قَبْلِكُمْ لَعَلَّكُمْ تَتَّقُونَ
O you who have believed, decreed upon you is fasting as it was decreed upon those before you that you may become righteous -