It is as high
gobahh (go'-bah)
elation, grandeur, arrogance -- excellency, haughty, height, high, loftiness, pride.
as heaven
shamayim (shaw-mah'-yim)
air, astrologer, heaven(-s).
what canst thou do
pa`al (paw-al')
to do or make (systematically and habitually), especially to practise -- commit, (evil-) do(-er), make(-r), ordain, work(-er).
deeper
`amoq (aw-moke')
deep -- (exceeding) deep (thing).
than hell
sh'owl (sheh-ole')
Hades or the world of the dead (as if a subterranean retreat), including its accessories and inmates -- grave, hell, pit.
what canst thou know
yada` (yaw-dah')
to know (properly, to ascertain by seeing); used in a great variety of senses, figuratively, literally, euphemistically and inferentially