Exodus 26:8 KJV
The length of one curtain shall be thirty cubits, and the breadth of one curtain four cubits: and the eleven curtains shall be all of one measure.
Exodus 26:8, King James Version
In context
7 And thou shalt make curtains of goats’ hair to be a covering upon the tabernacle: eleven curtains shalt thou make.
8 The length of one curtain shall be thirty cubits, and the breadth of one curtain four cubits: and the eleven curtains shall be all of one measure.
9 And thou shalt couple five curtains by themselves, and six curtains by themselves, and shalt double the sixth curtain in the forefront of the tabernacle.