1 Samuel 14:10
But if they say, "Come up and fight us,' then we will go up, for the LORD has given them into our hands, and this will be the sign for us."
Genesis 24:14
May it be that the young woman to whom I ask, "Please, lower your jug so that I may drink,' responds, "Have a drink, and I'll water your camels as well.' May she be the one whom you have chosen for your servant Isaac. This is how I'll know that you have shown your gracious love to my master."
Judges 6:36
Then Gideon told God, "If you intend to deliver Israel by my efforts as you've said,
Judges 7:11
where you will hear what they're talking about. That way, you'll be encouraged to attack the encampment." So he and his servant Purah went down to the perimeter outposts of the encamped army.
1 Samuel 10:7
When these signs occur, do whatever you want to do, because the LORD is with you.
Isaiah 7:11-14
"Ask a sign from the LORD your God. Make it as deep as Sheol or as high as heaven above."