Surah Al-Ma'idah 5:43

وَكَيْفَ يُحَكِّمُونَكَ وَعِندَهُمُ ٱلتَّوْرَىٰةُ فِيهَا حُكْمُ ٱللَّهِ ثُمَّ يَتَوَلَّوْنَ مِنۢ بَعْدِ ذَٰلِكَ ۚ وَمَآ أُو۟لَـٰٓئِكَ بِٱلْمُؤْمِنِينَ

But how is it that they come to you for judgement while they have the Torah, in which is the judgement of Allāh? Then they turn away, [even] after that; but those are not [in fact] believers.

Translation: Saheeh International

Tafsir

But how is it that they make you their judge when they have the Torah wherein is God’s judgement of stoning the interrogative here is for provoking amazement in other words they were not seeking thereby by making you their judge to discover the truth but a lighter punishment for them; …

Excerpt from Tafsir al-Jalalayn, commentary on 5:43, via Quran.com. The reader has the full commentary and 9 more tafsirs.