I will both lie down and sleep in peace; for you alone, O Lord, make me lie down in safety.
✙ Ps. 4:6-8 ✙
I think the "good" that the many wish to see and evidence of the light of God's face shining upon them, are material blessings, represented in v. 7 by plentiful wine and grain. And yet the psalmist isn't interested in material blessing because they are not possessed by materialism, but are the possessors of the joy of the Lord and the peace that passes understanding. The former is more genuine than the joy that comes with full granaries and wine cellars, and the latter is the result of a safety that cannot be guarantied by weapons and warhorses.
May the joy of this day be based not on what I have or what I do, but on your love, O God. And when the sun sets, may joy give way to peace, for my safety is assured by the Master of the Universe. I offer this prayer in the Name of him who taught me to pray: Our Father...