Psalms 107:39

ISV⁽ⁱ⁾ ³⁹ But they became few in number, and humiliated by continued oppression, agony, and sorrow.

Online Parallel Study Bible

Again.The incidents detailed in these verses, which frequently occur, and mark the superintendence of a benign Providence, and the hand of a just God, appear to be brought forward to illustrate the return of the Israelites from captivity, and the punishment of their oppressors the Babylonians. Wherefore, at last, as in a common chorus, they conclude with exhorting each other to a serious consideration of these things, and to make a proper return to the Almighty.
they are.
Psalms 30:6; Psalms 30:7; Genesis 45:11; Ruth 1:20; Ruth 1:21; 1 Samuel 2:5-7; 2 Kings 4:8; 2 Kings 8:3; Job 1:10-17
oppression.
Exodus 1:13; Exodus 1:14; Exodus 2:23; Exodus 2:24; Judges 6:3-6; 2 Kings 10:32; 2 Kings 13:7; 2 Kings 13:22; 2 Kings 14:26
2 Chronicles 15:5; 2 Chronicles 15:6; Jeremiah 51:33; Jeremiah 51:34