Doeg.

1 Samuel 21:7
Now one of Saul's servants was there that day, detained before the LORD. And his name was Doeg the Edomite, the chief shepherd for Saul.

Psalm 52:1-5
Why do you boast of evil, O mighty man? The loving devotion of God endures all day long. . . .

Proverbs 19:5
A false witness will not go unpunished, and one who utters lies will not escape.

Proverbs 29:12
If a ruler listens to lies, all his officials will be wicked.

Ezekiel 22:9
Among you are slanderous men bent on bloodshed; within you are those who eat on the mountain shrines and commit acts of indecency.

Matthew 26:59-61
The chief priests and the whole Sanhedrin were seeking false testimony against Jesus in order to put Him to death. . . .

Ahimelech

1 Samuel 21:1
Then David came to Nob, to Ahimelech the priest. And when Ahimelech met David, he trembled and asked him, "Why are you alone? Why is no one with you?"

Ahitub