Augustine of Hippo

"Arise, O Lord, in Thine anger" (ver. 6). Why yet does he, who we say is perfect, incite God to anger? Must we not see, whether he rather be not perfect, who, when he was being stoned, said, "O Lord, lay not this sin to their charge"? Or does the Psalmist pray thus not against men, but against the devil and his angels, whose possession sinners and the ungodly are? …

Exposition on Psalm 7 ↗

Jerome

'Arise, O Lord my God, in the precept which thou hast commanded, and a congregation of peoples shall surround thee.' This we say, this believing we speak. For the persons are always changing in the psalms. It would be a great matter now, if we wished to say in the psalms into how many and how great persons they change. 'Arise, O Lord my God, in the precept which thou hast commanded.' This we say: For us thou hast suffered, for us thou hast been crucified; arise and save us. …

Homily 3, on Psalm 7 ↗

Thomas Aquinas

Above he set forth a prayer for himself, asking to be delivered and saved; here he petitions against the enemies. Here he does two things. First, he asks for their punishment. Second, the fruit of their punishment, at "and be exalted." Let us first read the text according to history, as it could have applied to David. "Arise" is said to two kinds of people: to one who sleeps and to one who lies down. Now God, when he does not punish sins, seems to sleep, as though he did not have the vigilance of prudence: Ps. 43: "Arise! …

Exposition on the Psalms of David ↗