"O you who believe! Al- Qisas (the Law of Equality in punishment) is prescribed for you..." (V.2:178)
Narrated Anas:The Prophet (ﷺ) said, "The prescribed Law of Allah is the equality in punishment (i.e. Al-Qisas)." (In cases of murders, etc.)
Reference
Sahih al-Bukhari 4499
In-book reference
Book 65, Hadith 26
USC-MSA web (English)
Vol. 6, Book 60, Hadith 26
Translation by Dr. M. Muhsin Khan · Language: EN
Sahih
Arabic Text
حَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ اللَّهِ الأَنْصَارِيُّ، حَدَّثَنَا حُمَيْدٌ، أَنَّ أَنَسًا، حَدَّثَهُمْ عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " كِتَابُ اللَّهِ الْقِصَاصُ ".