On Neginoth, that is, stringed instruments, as the kind of musical accompaniment. On other parts of title, see Introduction., The historical occasion was probably the same as that of the foregoing [see on Psa 3:1]. The writer, praying for further relief, admonishes his enemies of the vanity of attacking God's servant, exhorts them to repentance, and avows his confidence and peace in God's favor. (Psa 4:1-8)
Hear--as in Psa 3:4.
God of my righteousness--or, "my righteous God, as my holy hill" (Psa 2:6), who will act towards me on righteous principles.
thou hast enlarged--expresses relief afforded in opposition to "distress," which is expressed by a word denoting straits or pressure. Past favor is a ground of hope for the future.