Genesis 15:8
And he will say, My Lord Jehovah, how shall I know that I shall inherit it?
Luke 1:18
And Zacharias said to the messenger, By what shall I know this? for I am an old man, and my wife advanced in her days.
Judges 6:36-40
And Gideon will say to God, If thou art saving Israel by my hand, as thou spakest,
2 Kings 20:8
And Hezekiah will say to Isaiah, What the sign that Jehovah will heal me, and I went up in the third day to the house of Jehovah?
Psalm 86:17
Make with me a sign for good, and they hating me shall see and be ashamed: for thou, Jehovah, didst help me and comfort me.
Isaiah 7:11
Ask for thee a sign from Jehovah thy God; make deep the asking, or make high upwards.
Genesis 24:2-4
And Abraham will say to the old man of his house ruling over all which is to him, Put now thy hand under my thigh.
Genesis 24:13-14
Behold, I stand at the fountain of waters, and the daughters of the men of the city come forth to draw water.
Judges 6:17-24
And he will say to him, If now I found grace in thine eyes, and do to me a sign that thou speakest with me.
1 Samuel 14:9-10
If thus they shall say to us, Be still till our reaching to you; and we stood our lowest place, and we will not go up to them.
Luke 1:34
And Mary said to the messenger, How shall this be, since I. know not man?