And in thy seed
zera` (zeh'-rah)
seed; figuratively, fruit, plant, sowing-time, posterity -- carnally, child, fruitful, seed(-time), sowing-time.
shall all the nations
gowy (go'-ee)
a foreign nation; hence, a Gentile; also (figuratively) a troop of animals, or a flight of locusts -- Gentile, heathen, nation, people.
of the earth
'erets (eh'-rets)
the earth (at large, or partitively a land) -- common, country, earth, field, ground, land, natins, way, + wilderness, world.
be blessed
barak (baw-rak')
to kneel; by implication to bless God (as an act of adoration), and (vice-versa) man (as a benefit); also (by euphemism) to curse (God or the king, as treason)
because
'aher (ash-er')
who, which, what, that; also (as an adverb and a conjunction) when, where, how, because, in order that, etc.
`eqeb (ay'-keb)
a heel, i.e. (figuratively) the last of anything (used adverbially, for ever); also result, i.e. compensation; and so (adverb with preposition or relatively) on account of -- because, by, end, for, if, reward.
thou hast obeyed
shama` (shaw-mah')
to hear intelligently (often with implication of attention, obedience, etc.; causatively, to tell, etc.)
my voice
qowl (kole)
from an unused root meaning to call aloud; a voice or sound