In the wilderness; in solitary places; even rude and barbarous people, who lived without order and government among themselves; of which sort great numbers submitted to Christ, and received the gospel. Shall lick the dust, i.e. shall prostrate themselves to the ground, in token of reverence and subjection, as the custom of the Eastern people was. See Isaiah 49:23 Micah 7:17.
Related Commentaries of Psalms 72:9
Psalms 72:9
9 They that dwell in the wilderness shall bow before him; and his enemies shall lick the dust.