Proverbs 18:5 Kabbalah

שְׂאֵ֣ת פְּנֵי־רָשָׁ֣ע לֹא־ט֑וֹב לְהַטּ֥וֹת צַ֝דִּ֗יק בַּמִּשְׁפָּֽט׃

It is not good to respect the person of the wicked, So as to turn aside the righteous in judgment.

Read kabbalistic (mystical) interpretation of Proverbs 18:5: and classical mystical sources.