A seed
zera` (zeh'-rah)
seed; figuratively, fruit, plant, sowing-time, posterity -- carnally, child, fruitful, seed(-time), sowing-time.
shall serve
`abad (aw-bad')
to work (in any sense); by implication, to serve, till, (causatively) enslave, etc.
him it shall be accounted
caphar (saw-far')
to score with a mark as a tally or record, i.e. (by implication) to inscribe, and also to enumerate; intensively, to recount, i.e. celebrate
to the Lord
'Adonay (ad-o-noy')
the Lord (used as a proper name of God only) -- (my) Lord.
for a generation
dowr (dore)
a revolution of time, i.e. an age or generation; also a dwelling -- age, evermore, generation, (n-)ever, posterity.