A Commentary, Critical, Practical, and Explanatory on the Old and New Testaments, by Robert Jamieson, A.R. Fausset and David Brown [1882] at sacred-texts.com
Slander and deceit charged on his foes implies his innocence.
tongue--as in Psa 52:2, Psa 52:4.
Sharp arrows of the mighty--destructive inflictions.
coals of juniper--which retain heat long. This verse may be read as a description of the wicked, but better as their punishment, in reply to the question of Psa 120:3.
A residence in these remote lands pictures his miserable condition.
While those who surrounded him were maliciously hostile, he was disposed to peace. This Psalm may well begin such a series as this, as a contrast to the promised joys of God's worship.