The door for the lowest row of chambers was in the right side of the house and they went up by winding stairs into the middle row, and out of the middle into the third.
King James Version (KJV) - 1 Kings 6:8 >The door for the middle chamber [was] in the right side of the house: and they went up with winding stairs into the middle [chamber], and out of the middle into the third.
Berean Study Bible (BSB) - 1 Kings 6:8 >The entrance to the bottom floor was on the south side of the temple. A stairway led up to the middle level, and from there to the third floor.