Jeremiah uses this rhetorical question to emphasize his pain. He speaks of his pain as if it were a physical wound. This question can be written as a statement. Alternate translation: "My pain is ongoing, it is like a wound that will not heal." (See: [[rc://en/ta/man/translate/figs-rquestion]] and [[rc://en/ta/man/translate/figs-metaphor]])
This speaks of Jeremiah's wound as if it were a person that refuses to be healed. This can be stated in active form. Alternate translation: "that will not heal" (See: [[rc://en/ta/man/translate/figs-personification]] and [[rc://en/ta/man/translate/figs-activepassive]])
Jeremiah uses this rhetorical question to emphasize that he feels like he cannot depend on Yahweh. He speaks of this as if Yahweh were a stream that dries up. Alternate translation: "It feels like you are undependable to me, like a stream I go to for a drink only to find it dried up." (See: [[rc://en/ta/man/translate/figs-rquestion]] and [[rc://en/ta/man/translate/figs-simile]])