'Threshold' in the Bible

And he covered the house, the beams, the threshold, and its walls, and its doors with gold, and engraved cherubim on the walls.

And they come in unto Hilkiah the high priest, and they give the money that is brought in to the house of God, that the Levites, keeping the threshold, have gathered from the hand of Manasseh, and Ephraim, and from all the remnant of Israel, and from all Judah, and Benjamin, and the inhabitants of Jerusalem,