Cross reference
Matthew 24:41
41 two women shall be grinding in the mill, one is received, and one is left.
Exodus 11:5
5 and every first-born in the land of Egypt hath died, from the first-born of Pharaoh who is sitting on his throne, unto the first-born of the maid-servant who `is' behind the millstones, and all the first-born of beasts;
Isaiah 47:2
2 Take millstones, and grind flour, Remove thy veil, draw up the skirt, Uncover the leg, pass over the floods.
Luke 17:35
35 two women shall be grinding at the same place together, the one shall be taken, and the other shall be left;