Isaiah 38:22
And Hezekiah had asked, "What will be the sign that I will go up to the house of the LORD?"

Isaiah 7:11-14
"Ask for a sign from the LORD your God, whether from the depths of Sheol or the heights of heaven." . . .

Isaiah 37:30
And this will be a sign to you, O Hezekiah: This year you will eat what grows on its own, and in the second year what springs from the same. But in the third year you will sow and reap; you will plant vineyards and eat their fruit.

Genesis 9:13
I have set My rainbow in the clouds, and it will be a sign of the covenant between Me and the earth.

Judges 6:17-22, 37-39
Gideon answered, "If I have found favor in Your sight, give me a sign that it is You speaking with me. . . .

2 Kings 20:8
Now Hezekiah had asked Isaiah, "What is the sign that the LORD will heal me and that I will go up to the house of the LORD on the third day?"