The LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
hath sworn
shaba` (shaw-bah')
propr. to be complete; to seven oneself, i.e. swear (as if by repeating a declaration seven times)
by the excellency
ga'own (gaw-ohn')
arrogancy, excellency(-lent), majesty, pomp, pride, proud, swelling.
of Jacob
Ya`aqob (yah-ak-obe')
heel-catcher (i.e. supplanter); Jaakob, the Israelitish patriarch -- Jacob.
Surely I will never
netsach (neh'-tsakh)
a goal, i.e. the bright object at a distance travelled towards; hence (figuratively), splendor, or (subjectively) truthfulness, or (objectively) confidence; but usually (adverbially), continually (i.e. to the most distant point of view)
forget
shakach (shaw-kakh')
to mislay, i.e. to be oblivious of, from want of memory or attention -- at all, (cause to) forget.
any of their works
ma`aseh (mah-as-eh')
an action (good or bad); generally, a transaction; abstractly, activity; by implication, a product (specifically, a poem) or (generally) property
