'Holy' in the Bible

He left those nations simply because he wanted to teach the subsequent generations of Israelites, who had not experienced the earlier battles, how to conduct holy war.

The same night the Lord said to him, Take ten men of your servants and an ox seven years old, and after pulling down the altar of Baal which is your father's, and cutting down the holy tree by its side,

Make an altar to the Lord your God on the top of this rock, in the ordered way and take the ox and make a burned offering with the wood of the holy tree which has been cut down.

And the men of the town got up early in the morning, and they saw the altar of Baal broken down, and the holy tree which was by it cut down, and the ox offered on the altar which had been put up there.

Then the men of the town said to Joash, Make your son come out to be put to death, for pulling down the altar of Baal and cutting down the holy tree which was by it.

And they went out into their fields and got in the fruit of their vines, and when the grapes had been crushed, they made a holy feast and went into the house of their god, and over their food and drink they were cursing Abimelech.

And he gave back the eleven hundred shekels of silver to his mother, and his mother said, I have made the silver holy to the Lord from me for my son, to make a pictured image and a metal image.