Leviticus 14:50

The priest shall command them to kill one of the birds in an earthen vessel over running water.

The priest shall take holy water in an earthen vessel; and the priest shall take some of the dust that is on the floor of the tabernacle and put it into the water.

But we have this treasure in clay vessels, that the exceeding greatness of the power may be of God, and not from ourselves.

For we know that if the earthly house of our tent is dissolved, we have a building from God, a house not made with hands, eternal, in the heavens.

For he was crucified through weakness, yet he lives through the power of God. For we also are weak in him, but we will live with him through the power of God toward you.

Since then the children have shared in flesh and blood, he also himself in the same way partook of the same, that through death he might bring to nothing him who had the power of death, that is, the devil,