Whereupon the princes
sar (sar)
a head person (of any rank or class) -- captain (that had rule), chief (captain), general, governor, keeper, lord, (-task-)master, prince(-ipal), ruler, steward.
of Israel
Yisra'el (yis-raw-ale')
he will rule as God; Jisrael, a symbolical name of Jacob; also (typically) of his posterity: --Israel.
and the king
melek (meh'-lek)
a king -- king, royal.
humbled
kana` (kaw-nah')
to bend the knee; hence, to humiliate, vanquish -- bring down (low), into subjection, under, humble (self), subdue.
themselves and they said
'amar (aw-mar')
to say (used with great latitude)
The LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
is righteous
tsaddiyq (tsad-deek')
just -- just, lawful, righteous (man).
