An-Nisa' - 4:105

إِنَّا أَنزَلْنَا إِلَيْكَ الْكِتَابَ بِالْحَقِّ لِتَحْكُمَ بَيْنَ النَّاسِ بِمَا أَرَاكَ اللّهُ وَلاَ تَكُن لِّلْخَآئِنِينَ خَصِيمًا
[4:105]
Surely We have revealed the Book to you with the truth that you may judge between people by means of that which Allah has taught you; and be not an advocate on behalf of the treacherous.
We have sent down to thee the Book in truth, that thou mightest judge between men, as guided by Allah: so be not (used) as an advocate by those who betray their trust;
Lo! We reveal unto thee the Scripture with the truth, that thou mayst judge between mankind by that which Allah showeth thee. And be not thou a pleader for the treacherous;