And all Judah
Yhuwdah  (yeh-hoo-daw')
celebrated; Jehudah (or Judah), the name of five Israelites; also of the tribe descended from the first, and of its territory -- Judah.
samach  (saw-makh')
probably to brighten up, i.e. (figuratively) be (causatively, make) blithe or gleesome
at the oath
shbuw`ah  (sheb-oo-aw')
something sworn, i.e. an oath -- curse, oath, sworn.
for they had sworn
shaba`  (shaw-bah')
propr. to be complete; to seven oneself, i.e. swear (as if by repeating a declaration seven times)
with all their heart
lebab  (lay-bawb')
the heart (as the most interior organ)
and sought
baqash  (baw-kash')
to search out (by any method, specifically in worship or prayer); by implication, to strive after
him with their whole desire
ratsown  (raw-tsone')
delight (especially as shown) -- (be) acceptable(-ance, -ed), delight, desire, favour, (good) pleasure, (own, self, voluntary) will, as...(what) would.
and he was found
matsa'  (maw-tsaw')
to come forth to, i.e. appear or exist; transitively, to attain, i.e. find or acquire; figuratively, to occur, meet or be present
of them and the LORD
Yhovah  (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
gave them rest
nuwach  (noo'-akh)
to rest, i.e. settle down; used in a great variety of applications
round about
cabiyb  (saw-beeb')
(as noun) a circle, neighbour, or environs; but chiefly (as adverb, with or without preposition) around -- (place, round) about, circuit, compass, on every side.