Ask a sign of the LORD your God; ask it either in the depth, or in the height above.

Therefore the Lord himself shall give you a sign; Behold, a virgin shall conceive, and bear a son, and shall call his name Immanuel.

And it shall be for a sign and for a witness unto the LORD of hosts in the land of Egypt: for they shall cry unto the LORD because of the oppressors, and he shall send them a savior, and a mighty one, and he shall deliver them.

And the LORD said, Just as my servant Isaiah has walked naked and barefoot three years for a sign and wonder against Egypt and against Ethiopia;

The new wine mourns, the vine languishes, all the merry-hearted do sigh.

And this shall be a sign unto you, you shall eat this year such as grows of itself; and the second year that which springs of the same: and in the third year sow and reap, and plant vineyards, and eat its fruit.

And this shall be a sign unto you from the LORD, that the LORD will do this thing that he has spoken;

Hezekiah also had said, What is the sign that I shall go up to the house of the LORD?

Instead of the thorn shall come up the cypress tree, and instead of the brier shall come up the myrtle tree: and it shall be to the LORD for a name, for an everlasting sign that shall not be cut off.

And I will set a sign among them, and I will send those of them that escape unto the nations, to Tarshish, Pul, and Lud, that draw the bow, to Tubal, and Javan, to the coastlands afar off, that have not heard my fame, neither have seen my glory; and they shall declare my glory among the Gentiles.