'Sign' in the Bible

Moreover take thou unto thee an iron pan, and set it for a wall of iron between thee and the city: and set thy face against it, and it shall be besieged, and thou shalt lay siege against it. This shall be a sign to the house of Israel.

In their sight shalt thou bear it upon thy shoulders, and carry it forth in the twilight: thou shalt cover thy face, that thou see not the ground: for I have set thee for a sign unto the house of Israel.

Say, I am your sign: like as I have done, so shall it be done unto them: they shall remove and go into captivity.

And I will set my face against that man, and will make him a sign and a proverb, and I will cut him off from the midst of my people; and ye shall know that I am the LORD.

Moreover also I gave them my sabbaths, to be a sign between me and them, that they might know that I am the LORD that sanctify them.

And hallow my sabbaths; and they shall be a sign between me and you, that ye may know that I am the LORD your God.

Thus Ezekiel is unto you a sign: according to all that he hath done shall ye do: and when this cometh, ye shall know that I am the Lord GOD.

In that day shall thy mouth be opened to him which is escaped, and thou shalt speak, and be no more dumb: and thou shalt be a sign unto them; and they shall know that I am the LORD.

And the passengers that pass through the land, when any seeth a man's bone, then shall he set up a sign by it, till the buriers have buried it in the valley of Hamongog.