Psalms 30:7

“Lord, by thy favour thou hast made my mountain to stand strong, etc.] The psalmist found himself mistaken, and acknowledges it; that as it was not owing to his own merit that he enjoyed the prosperity that he did, so neither was the continuance of it owing to his goodness, power, and strength, but to the free grace and favour of God; as the church of God is compared to a mountain, and the several individuals of believers are like to Mount Zion, so the soul of a child of God may be called his mountain, which is made strong by the Lord as to its state in Christ, being set on him, the Rock of ages, and sure foundation, where it is safe and secure; and as to its grace, whenever it is in any…”

“troubled--confounded with fear (Psa 2:5).”

“Lord, by thy favor thou hast made my mountain to stand strong - Margin: “settled strength for my mountain.” This refers, I apprehend, to his former state of mind; to his confidence in that which constituted his prosperity as referred to in the previous verse; to his feeling, in that state, that everything pertaining to himself was safe; to his freedom from any apprehension that there would be any change. The word “mountain” seems to be used as denoting that on which he relied as his security or strength, as the mountain, or the inaccessible hills, constituted a refuge and security in times of danger. See Psalms 18:1-2, Psalms 18:33; Psalms 27:5. It does not refer to Mount Moriah, or Mount…”

“Mountain - My kingdom: kingdoms are usually called mountains in prophetical writings. Psalms 30:9”

“by thy: Psa 30:5, Psa 5:12, Psa 18:35, Psa 18:36, Psa 44:3, Psa 89:17; Job 10:12 made: etc. Heb. settled strength for my mountain, Psa 40:2; Ch1 17:26, Ch1 17:27 thou: Psa 10:1, Psa 13:1, Psa 13:2, Psa 102:10, Psa 104:29, Psa 143:7; Job 30:26-31; Isa 38:17 Psalms 30:8”