Judges 6:17
So he said to him, If now I have grace in your eyes, then give me a sign that it is you who are talking to me.
Exodus 33:13
If then I have grace in your eyes, let me see your ways, so that I may have knowledge of you and be certain of your grace; and my prayer is that you will keep in mind that this nation is your people.
Isaiah 7:11
Make a request to the Lord your God for a sign, a sign in the deep places of the underworld, or in the high heavens.
Genesis 15:8-17
And he said, O Lord God, how may I be certain that it will be mine?
Exodus 4:1-9
And Moses, answering, said, It is certain that they will not have faith in me or give ear to my voice; for they will say, You have not seen the Lord.
Exodus 33:16
For is not the fact of your going with us the sign that I and this people have grace in your eyes, so that we, that is, I and your people, are separate from all other people on the face of the earth?
Judges 6:36-40
Then Gideon said to God, If you are going to give Israel salvation by my hand, as you have said,
2 Kings 20:8-11
And Hezekiah said to Isaiah, What is to be the sign that the Lord will make me well, and that I will go up to the house of the Lord on the third day?
Isaiah 38:7-8
And Isaiah said, This is the sign the Lord will give you, that he will do what he has said: