Whedon's Commentary on the Bible - Psalms 4:6
6. Who will show us any good The thoughtless multitude ask this. Unbelief, or weak faith, asks it. Faith steadfastly looks above. Lord, lift thou, etc. A portion of the form of Levitical blessing, quoted from Numbers 6:25-26. David felt that the covenant, the altar, the priesthood, and the oracle, were still on his side. read more
Wesley's Explanatory Notes - Psalms 4:6
There be many that say, Who will shew us any good? LORD, lift thou up the light of thy countenance upon us.Many — Of my followers, who are weary of waiting upon God.Who — Who will put an end to our troubles, and give us tranquility.Lift up — Upon me and my friends. Give us an assurance of thy love, and evidence it by thy powerful assistance. read more