Job 7:3
Even so have I laboured whole months long - but in vain - and many a careful night have I told.
Psalm 6:6
I am weary of my groaning; every night wash I my bed, and water my couch with my tears.
Job 16:7
But now that God hath sent me adversity, thou hast troubled all my congregation.
Job 29:2
"Oh that I were as I was in the months by past, and in the days when God preserved me;
Psalm 39:5
Behold, thou hast made my days a span long, and mine age is even as nothing in respect of thee; and verily every man living is altogether vanity. Selah
Ecclesiastes 1:14
Thus I have considered all the things that come to pass under the Sun, and lo, they are all but vanity and vexation of mind.