Augustine of Hippo

"For You are not a God who hast pleasure in iniquity. The malignant man shall not dwell near You, nor shall the unrighteous abide before Your eyes. You have hated all that work iniquity, You will destroy all that speak a lie. The man of blood, and the crafty man, the Lord will abominate" [Psalm 5:4-6]. Iniquity, malignity, lying, homicide, craft, and all the like, are the night of which we speak: on the passing away of which, the morning dawns, that God may be seen. …

Exposition on Psalm 5 ↗

Jerome

Neither shall the malignant one dwell beside Thee. When someone who is evil withdraws from us, let us rejoice: this happens in us which happens also in the Lord. For see what the Holy Spirit says. Neither shall the malignant one dwell beside Thee. See what he says, the malignant one shall not dwell beside Thee. 'For what communion has light with darkness? …

Homily 2, on Psalm 5 ↗

Thomas Aquinas

Here two things should be noted. First, that the wicked are excluded from these things. Second, that they are led into the evils of punishment, at "You hate all," etc. Concerning the first, he speaks of God as of a man who loves some and hates others. Here there can be a threefold degree: because the sin of one sinner pleases someone, the person of one sinning pleases another, and for yet another, neither pleases; but nevertheless one willingly and without indignation looks upon him. …

Exposition on the Psalms of David ↗