New Revised Standard Version
They say, “Appoint a wicked man against him; let an accuser stand on his right.

Contemporary English Version
My enemies said, "Find some worthless fools to accuse him of a crime.

New American Bible
Appoint an evil one over him, an accuser to stand at his right hand,

Douay-Rheims Bible
Set thou the sinner over him: and may the devil stand at his right hand.

Set thou the sinner over him: and may the devil stand at his right hand.

set thou.

8th verse being applied by Peter to the traitor Judas, of whom David was certainly not a type. Bp. Horsley and others, however, render the verbs in the future tense, the first verb alone being in the imperative; justly considering the Psalmist as merely uttering prophetic denunciations of God's displeasure against sinners.

Matthew 27:4 Saying: I have sinned in betraying innocent blood. But they said: What is that to us? Look thou to it.

and let

Zechariah 3:1 And the Lord shewed me Jesus the high priest standing before the angel of the Lord: and Satan stood on his right hand to be his adversary.

John 13:2,27 And when supper was done (the devil having now put into the heart of Judas Iscariot, the son of Simon, to betray him), . . .

Satan, or, an adversary

Matthew 5:25 Be at agreement with thy adversary betimes, whilst thou art in the way with him: lest perhaps the adversary deliver thee to the judge, and the judge deliver thee to the officer, and thou be cast into prison.