ESV: Each frame had two tenons for fitting together. He did this for all the frames of the tabernacle.
NIV: with two projections set parallel to each other. They made all the frames of the tabernacle in this way.
NASB: There were two tenons for each board, fitted to one another; he did this to all the boards of the tabernacle.
CSB: Each support had two tenons for joining one to another. He did the same for all the supports of the tabernacle.
NLT: with two pegs under each frame. All the frames were identical.
KJV: One board had two tenons, equally distant one from another: thus did he make for all the boards of the tabernacle.
NKJV: Each board had two tenons for binding one to another. Thus he made for all the boards of the tabernacle.