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
poor and needy--a suffering child of God, as in Psa 10:12, Psa 10:17; Psa 18:27.
I am holy--or, "godly," as in Psa 4:3; Psa 85:8.
lift up my soul--with strong desire (Psa 25:1).
unto all . . . that call upon thee--or, "worship Thee" (Psa 50:15; Psa 91:15) however undeserving (Exo 34:6; Lev 11:9-13).
neither . . . works--literally, "nothing like thy works," the "gods" have none at all.
The pious Jews believed that God's common relation to all would be ultimately acknowledged by all men (Psa 45:12-16; Psa 47:9).
Teach--Show, point out.
the way--of Providence.
walk in thy truth--according to its declarations.
unite my heart--fix all my affections (Psa 12:2; Jam 4:8).
to fear thy name--(compare Psa 86:12) to honor Thy perfections.
The reason: God had delivered him from death and the power of insolent, violent, and godless persecutors (Psa 54:3; Eze 8:12).
Contrasts God with his enemies (compare Psa 86:5).
son . . . handmaid--homeborn servant (compare Luk 15:17).
Show me--literally, "Make with me a token," by Thy providential care. Thus in and by his prosperity his enemies would be confounded.