They that trust
batach (baw-takh')
to hie for refuge; figuratively, to trust, be confident or sure -- be bold (confident, secure, sure), careless (one, woman), put confidence, (make to) hope, (put, make to) trust.
in their wealth
chayil (khah'-yil)
probably a force, whether of men, means or other resources; an army, wealth, virtue, valor, strength
and boast
halal (haw-lal')
to be clear (orig. of sound, but usually of color); to shine; hence, to make a show, to boast; and thus to be (clamorously) foolish; to rave; causatively, to celebrate; also to stultify
themselves in the multitude
rob (robe)
abundance (in any respect) -- abundance(-antly), all, common (sort), excellent, great(-ly, -ness, number), huge, be increased, long, many, more in number, most, much, multitude, plenty(-ifully), very (age).
of their riches
`osher (o'-sher)
wealth -- far (richer), riches.