David
Psalm 58:2ESV·traditional attribution

No, in your hearts you devise wrongs; your hands deal out violence on earth.

John Calvin Reformed @genevareformer

PSALM 58 The following psalm consists of two parts. In the commencement, David vindicates his personal integrity from the calumnies cast upon him by his enemies. Having expressed his sense of the grievous injuries which they had inflicted, their cruelty and their treachery, he concludes by an appeal to the judgment of God, and by praying that they might be visited with deserved destruction.

Commenting on Psalm 58:1-11

C.H. Spurgeon Reformed Baptist @princeofpreachers

Yea, in heart ye work wickedness. Down deep in your very souls ye hold a rehearsal of the injustice ye intend to practise, and when your opportunity arrives, ye wreak vengeance with a gusto; your hearts are in your wicked work, and your hands are therefore ready enough.

Matthew Henry Presbyterian @wholebiblehenry

We have reason to think that this psalm refers to the malice of Saul and his janizaries against David, because it bears the same inscription (Al-taschith, and Michtam of David) with that which goes before and that which follows, both which appear, by the title, to have been penned with reference to that persecution through which God preserved him (Al-taschith - Destroy not), and therefore...

Commenting on Psalm 58:1-5