'Point' in the Bible

They said to him, "Thus says Hezekiah, 'This day is a day of trouble, of rebuke, and of rejection; for the children have come to the point of birth, and there is no strength to deliver them.

He draws it forth, and it comes out of his body. Yes, the glittering point comes out of his liver. Terrors are on him.

On the cliff he dwells, and makes his home, on the point of the cliff, and the stronghold.

The sin of Judah is written with a pen of iron, [and] with the point of a diamond: it is engraved on the tablet of their heart, and on the horns of your altars;