age - rather, as the parallel “shepherd’s tent” requires habitation, so the Arabic [Gesenius].
departed - is broken up, or shifted, as a tent to a different locality. The same image occurs (2Co 5:1; 2Pe 1:12, 2Pe 1:13). He plainly expects to exist, and not cease to be in another state; as the shepherd still lives, after he has struck his tent and removed elsewhere.
I have cut off - He attributes to himself that which is God’s will with respect to him; because he declares that will. So Jeremiah is said to “root out” kingdoms, because he declares God’s purpose of doing so (Jer 1:10). The weaver cuts off his web from the loom when completed. Job 7:6 has a like image. The Greeks represented the Fates as spinning and cutting off the threads of each man’s life.
he - God.
with pining sickness - rather, “from the thrum,” or thread, which tied the loom to the weaver’s beam.
from day ... to night - that is, in the space of a single day between morning and night (Job 4:20).