And they shall know
yada` (yaw-dah')
to know (properly, to ascertain by seeing); used in a great variety of senses, figuratively, literally, euphemistically and inferentially
that I am the LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
when I have set
nathan (naw-than')
to give, used with greatest latitude of application (put, make, etc.)
a fire
'esh (aysh)
fire -- burning, fiery, fire, flaming, hot.
in Egypt
Mitsrayim (mits-rah'-yim)
Mitsrajim, i.e. Upper and Lower Egypt -- Egypt, Egyptians, Mizraim.
and when all her helpers
`azar (aw-zar')
to surround, i.e. protect or aid -- help, succour.
shall be destroyed
shabar (shaw-bar')
to burst -- break (down, off, in pieces, up), broken(-hearted), bring to the birth, crush, destroy, hurt, quench, quite, tear