Therefore he knoweth
nakar (naw-kar')
acknowledge, could, deliver, discern, dissemble, estrange, feign self to be another, know, take knowledge (notice), perceive, regard, (have) respect, behave (make) self strange(-ly).
their works
ma`bad (mah-bawd')
an act -- work.
and he overturneth
haphak (haw-fak')
to turn about or over; by implication, to change, overturn, return, pervert
them in the night
layil (lah'-yil)
a twist (away of the light), i.e. night; figuratively, adversity -- (mid-)night (season).
so that they are destroyed
daka' (daw-kaw')
to crumble; transitively, to bruise -- beat to pieces, break (in pieces), bruise, contrite, crush, destroy, humble, oppress, smite.