Judges 6:17
And he said to him, "Please, if I have found favor in your eyes, {show me a sign} that you [are] speaking with me.
Exodus 33:13
And now if I have found favor in your eyes, make known [to] me, please, your way, and so I may know you so that I can find favor in your eyes. And see that this nation is your people."
Isaiah 7:11
"Ask for a sign for yourself from Yahweh God; make [it] deep [as] Sheol or make [it] high as above."
Genesis 15:8-17
And he said, "O Yahweh God, how shall I know [that] I will possess it?"
Exodus 4:1-9
And Moses answered, and he said, "And if they do not believe me and they do not listen to my voice, but they say, 'Yahweh did not appear to you?'"
Exodus 33:16
And by what will it be known then that I have found favor in your eyes, I and your people? Is it not by your going with us? And [so] we will be distinguished, I and your people, from all the people who [are] on the face of the ground."
Judges 6:36-40
Then Gideon said to God, "In order to see that you will deliver Israel by my hand, just as you have said,
2 Kings 20:8-11
Hezekiah said to Isaiah, "What is the sign that Yahweh will heal me that I shall go up on the third day [to] the temple of Yahweh?"
Psalm 86:17
Do a sign [that] benefits me, that those who hate me may see and be put to shame, because you, O Yahweh, have helped me and comforted me.
Isaiah 38:7-8
And this [is] the sign to you from Yahweh, that Yahweh will do this thing that he has spoken: