I know not
Genesis 48:21
Then Israel said to Joseph, "Behold, I am about to die, but God will be with you, and bring you back to the land of your fathers.
1 Samuel 20:3
Yet David vowed again, saying, "Your father knows well that I have found favor in your sight, and he has said, 'Do not let Jonathan know this, or he will be grieved.' But truly as the LORD lives and as your soul lives, there is hardly a step between me and death."
Proverbs 27:1
Do not boast about tomorrow, For you do not know what a day may bring forth.
Ecclesiastes 9:10
Whatever your hand finds to do, do [it] with [all] your might; for there is no activity or planning or knowledge or wisdom in Sheol where you are going.
Isaiah 38:1
In those days Hezekiah became mortally ill. And Isaiah the prophet the son of Amoz came to him and said to him, "Thus says the LORD, 'Set your house in order, for you shall die and not live.'"
Isaiah 38:3
and said, "Remember now, O LORD, I beseech You, how I have walked before You in truth and with a whole heart, and have done what is good in Your sight." And Hezekiah wept bitterly.
Mark 13:35
"Therefore, be on the alert-- for you do not know when the master of the house is coming, whether in the evening, at midnight, or when the rooster crows, or in the morning--
James 4:14
Yet you do not know what your life will be like tomorrow. You are [just] a vapor that appears for a little while and then vanishes away.