'Kept' in the Bible

And they that kept them fled, and went their ways into the city, and told every thing, and what was befallen to the possessed of the devils.

That it might be fulfilled which was spoken by the prophet, saying, I will open my mouth in parables; I will utter things which have been kept secret from the foundation of the world.

But when Herod's birthday was kept, the daughter of Herodias danced before them, and pleased Herod.

The young man saith unto him, All these things have I kept from my youth up: what lack I yet?