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7 And they shall take of the blood, and put [it] on the two door-posts and on the lintel of the houses in which they eat it.
In 2 Samuel 15:32, this signifies the appearances of truth annihilated. (Arcana Coelestia 4763[5])
50 All the children of Israel did so. As Yahweh commanded Moses and Aaron, so they did.