Genesis 15:8
He said, "Lord Yahweh, how will I know that I will inherit it?"
Luke 1:18
Zacharias said to the angel, "How can I be sure of this? For I am an old man, and my wife is well advanced in years."
Judges 6:36-40
Gideon said to God, "If you will save Israel by my hand, as you have spoken,
2 Kings 20:8
Hezekiah said to Isaiah, "What shall be the sign that Yahweh will heal me, and that I shall go up to the house of Yahweh the third day?"
Psalm 86:17
Show me a sign of your goodness, that those who hate me may see it, and be shamed, because you, Yahweh, have helped me, and comforted me. A Psalm by the sons of Korah; a Song.
Isaiah 7:11
"Ask a sign of Yahweh your God; ask it either in the depth, or in the height above."
Genesis 24:2-4
Abraham said to his servant, the elder of his house, who ruled over all that he had, "Please put your hand under my thigh.
Genesis 24:13-14
Behold, I am standing by the spring of water. The daughters of the men of the city are coming out to draw water.
Judges 6:17-24
He said to him, "If now I have found favor in your sight, then show me a sign that it is you who talk with me.
1 Samuel 14:9-10
If they say thus to us, 'Wait until we come to you!' then we will stand still in our place, and will not go up to them.
Luke 1:34
Mary said to the angel, "How can this be, seeing I am a virgin?"