Exodus 26:13
Eighteen inches will be left over on each side because of the length of the outer tent's curtains. That should hang over each side in order to cover the inner tent.
Exodus 26:2
Each curtain will be forty-two feet long and six feet wide. All will be the same size.
Exodus 26:8
Each of the eleven curtains will be forty-five feet long and six feet wide.
Treasury of Scripture Knowledge
Summary
And a cubit on the one side, and a cubit on the other side of that which remaineth in the length of the curtains of the tent, it shall hang over the sides of the tabernacle on this side and on that side, to cover it.
A cubit
Bible References
A cubit
Exodus 26:2
Each curtain will be forty-two feet long and six feet wide. All will be the same size.