I am weary with my groaning; all the night make I my bed to swim; I water my couch with my tears.
Another plea why God should have mercy on him-namely, his heartfelt contrition for his sins, which had brought on him God's chastisement.
I am weary with my groaning - and that not only by day, but also
Every night (margin) make I my bed to swim; I water (literally, I dissolve) my couch with my tears - (cf. Psalms 42:3.) His groans and tears for sin caused his general debility.