'Sand' in the Bible

Everyone who hears these words of mine, and doesn't do them will be like a foolish man, who built his house on the sand.

After they had hoisted it up, they used cables to help reinforce the ship. Fearing that they would run aground on the Syrtis sand bars, they lowered the sea anchor, and so were driven along.

Isaiah cries concerning Israel, "If the number of the children of Israel are as the sand of the sea, it is the remnant who will be saved;

Therefore as many as the stars of the sky in multitude, and as innumerable as the sand which is by the sea shore, were fathered by one man, and him as good as dead.

Then I stood on the sand of the sea. I saw a beast coming up out of the sea, having ten horns and seven heads. On his horns were ten crowns, and on his heads, blasphemous names.

and he will come out to deceive the nations which are in the four corners of the earth, Gog and Magog, to gather them together to the war; the number of whom is as the sand of the sea.