Cross reference
Ezekiel 41:7
7 The side-chambers were broader as they encompassed [the house] higher and higher; for the encompassing of the house went higher and higher round about the house: therefore the breadth of the house [continued] upward; and so one went up [from] the lowest [chamber] to the highest by the middle [chamber].
1 Kings 6:8
8 The door for the middle side-chambers was in the right side of the house: and they went up by winding stairs into the middle [story], and out of the middle into the third.
Matthew 13:32
32 which indeed is smaller than all seeds. But when it is grown, it is greater than the herbs, and becomes a tree, so that the birds of the air come and lodge in its branches."
Hebrews 6:1
1 Therefore leaving the doctrine of the first principles of Christ, let us press on to perfection--not laying again a foundation of repentance from dead works, of faith toward God,