TSK · Exodus 38:27

And thou shalt make fourtie sockettes of siluer vnder the twentie boordes: two sockettes vnder one boorde for his two tenons, and two sockettes vnder another boorde for his two tenons.

And they shalbe eyght boordes, hauing sockettes of siluer, euen sixteene sockets: that there may be two sockets vnder one boorde, & two vnder another boorde.