O let the nations
lom (leh-ome')
from an unused root meaning to gather; a community -- nation, people.
be glad
samach (saw-makh')
probably to brighten up, i.e. (figuratively) be (causatively, make) blithe or gleesome
and sing for joy
ranan (raw-nan')
to creak (or emit a stridulous sound), i.e. to shout (usually for joy)
for thou shalt judge
shaphat (shaw-fat')
to judge, i.e. pronounce sentence (for or against); by implication, to vindicate or punish; by extenssion, to govern; passively, to litigate
the people
`am (am)
a people (as a congregated unit); specifically, a tribe (as those of Israel); hence (collectively) troops or attendants; figuratively, a flock -- folk, men, nation, people.
righteously
miyshowr (mee-shore')
equity, even place, plain, right(-eously), (made) straight, uprightness.
and govern
nachah (naw-khaw')
to guide; by implication, to transport (into exile, or as colonists) -- bestow, bring, govern, guide, lead (forth), put, straiten.
the nations
lom (leh-ome')
from an unused root meaning to gather; a community -- nation, people.
upon earth
'erets (eh'-rets)
the earth (at large, or partitively a land) -- common, country, earth, field, ground, land, natins, way, + wilderness, world.
Selah
celah (seh'-law)
suspension (of music), i.e. pause -- Selah.