And for the east
qedem (keh'-dem)
the front, of place (absolutely, the fore part, relatively the East) or time (antiquity); often used adverbially (before, anciently, eastward)
side
pe'ah (pay-aw')
mouth in a figurative sense, i.e. direction, region, extremity -- corner, end, quarter, side.
eastward
mizrach (miz-rawkh')
sunrise, i.e. the east -- east (side, -ward), (sun-)rising (of the sun).
fifty
chamishshiym (kham-ish-sheem')
fifty -- fifty.
cubits
'ammah (am-maw')
a mother (i.e. unit of measure, or the fore-arm (below the elbow), i.e. a cubit; also a door-base (as a bond of the entrance)