David
Psalm 43:1ESV·traditional attribution

Vindicate me, O God, and defend my cause against an ungodly people, from the deceitful and unjust man deliver me!

John Calvin Reformed @genevareformer

PSALM 43 This psalm is very similar to the preceding. This and the preceding psalm have been considered by the greater number of critics as having originally formed only one psalm, and they make but one in forty-six MSS. The similarity of the style, sentiment, and metrical structure, and the occurrence of the intercalary verse at verses 5th and 10th of Psalm 42, and verse...

Commenting on Psalm 43:1-5

C.H. Spurgeon Reformed Baptist @princeofpreachers

Judge me, O God. Others are unable to understand my motives, and unwilling to give me a just verdict. My heart is clear as to intent and therefore I bring my case before thee, content that thou wilt impartially weigh my character, and right my wrongs.

Matthew Henry Presbyterian @wholebiblehenry

David here makes application to God, by faith and prayer, as his judge, his strength, his guide, his joy, his hope, with suitable affections and expressions. I. As his Judge, his righteous Judge, who he knew would judge him, and who (being conscious of his own integrity) he knew would judge for him (Psa 43:1): Judge me, O God! and plead my cause.

Commenting on Psalm 43:1-5