Psalms 10:7

“The malignity and deceit (Psa 140:3) of such are followed by acts combining cunning, fraud, and violence (compare Pro 1:11, Pro 1:18), aptly illustrated by the habits of the lion, and of hunters taking their prey. "Poor," in Psa 10:8, Psa 10:10, Psa 10:14, represents a word peculiar to this Psalm, meaning the sad or sorrowful; in Psa 10:9, as usual, it means the pious or meek sufferer.”

“His mouth is full of cursing - Profaneness; blasphemy against God. In the former verse the writer had described the feelings of the “heart;” he now proceeds to specify the open acts of the wicked. The meaning is, that the wicked man, as here described, was one who was full of imprecation, swearing, execration; a “profane” man; a man who, whatever was his belief about God, would constantly call upon his name, and imprecate his wrath on himself or others. An atheist, strange as it may seem, is as likely to make a frequent use of the name of God, and to call upon Him, as other people; just as profane people, who have no belief in the Saviour, swear by Jesus Christ. This passage seems to be…”

“Tongue - Under his fair and plausible speeches, mischief is hid and covered. Vanity - Or, injury, the vexation or oppression of other men. Psalms 10:8”

“full: Psa 59:12, Psa 62:4; Rom 3:14 and deceit: Heb. deceits, Psa 5:9, Psa 7:14, Psa 36:3, Psa 52:4, Psa 55:21, Psa 58:3, Psa 64:3; Isa 59:4; Jer 9:3, Jer 9:6; Rom 3:13 under: Job 20:12 mischief: Psa 7:14, Psa 140:9; Job 15:35; Mat 12:34; Jam 3:6-8 vanity: or, iniquity, Psa 12:2, Psa 41:6, Psa 144:8, Psa 144:11; Pro 21:6, Pro 30:8 Psalms 10:8”