'Lock' in the Bible

The Nazirite is then to shave his head of consecration at the entrance to the Tent of Meeting. He is to take the lock of his head of consecration and set it over the fire where the peace offering for sacrifice is.

But he was unwilling to listen to her. So he called out to a young man who was serving him, and told him: "Send this woman away from me and lock the door after her."

Will it go down to the bars that lock the doors of the afterlife? Will we descend together into the dust?"

I got up to open the door, and my hands dripped with myrrh, my fingers with liquid myrrh, on the handle of the lock.