Psalm 39:4
"LORD, make me to know mine end, and the measure of my days, what it is: that I may know how frail I am."
Cross References (ranked by relevance)
Psalm 90:12
25
So teach us to number our days, that we may apply our hearts unto wisdom.
Psalm 103:14
For he knoweth our frame; he remembereth that we are dust.
Job 14:13
O that thou wouldest hide me in the grave, that thou wouldest keep me secret, until thy wrath be past, that thou wouldest appoint me a set time, and remember me!
Psalm 119:84
How many are the days of thy servant? when wilt thou execute judgment on them that persecute me?