Ezekiel 12:6
"While they're watching, carry your luggage on your shoulder and go out in total darkness. Cover your face so that you won't see the land, because I'm using you as a sign to Israel's house."
Ezekiel 4:3
Then you are to take a flat, iron plate and set it up as an iron wall between you and the city. "Next, you are to turn toward it, oppose it, and place it under siege, because you are to lay siege to it. All of this will serve as a sign to the house of Israel.
Isaiah 8:18
Watch out! I and the children whom the LORD has given me are a sign and a wonder in Israel from the LORD of the Heavenly Armies, who resides on Mount Zion."
Ezekiel 24:24
That's how Ezekiel will be an example for you. You'll be doing exactly what he has done. When it happens, then you'll know that I am the Lord GOD."'
1 Samuel 28:8
Saul disguised himself, putting on different clothes. He went along with two men to the woman at night. He said, "Consult a familiar spirit for me and bring up for me the one whom I tell you."
2 Samuel 15:30
David then left, going up the Mount of Olives, crying as he went, with his head covered and his feet bare. All of the people who were with him covered their own heads and climbed up the Mount of Olives, crying as they went along.
Job 24:17
As a group, deep darkness is their morning time; fear that lives in darkness is their friend."
Isaiah 20:2-4
at that time the LORD spoke through Amoz's son Isaiah: "Go loosen the sackcloth that's around your waist, and take your sandals off your feet." So that's what he did: he went around naked and barefoot.
Ezekiel 12:11-12
Tell them, "I'm a sign for you. Just as I enacted it, it's going to happen to them. They'll go into exile and captivity.