Who leave
`azab (aw-zab')
to loosen, i.e. relinquish, permit, etc. -- commit self, fail, forsake, fortify, help, leave (destitute, off), refuse, surely.
the paths
'orach (o'-rakh)
a well-trodden road; also a caravan -- manner, path, race, rank, traveller, troop, (by-, high-)way.
of uprightness
yosher (yo'-sher)
the right -- equity, meet, right, upright(-ness).
to walk
yalak (yaw-lak')
to walk; causatively, to carry (in various senses)
in the ways
derek (deh'-rek)
a road (as trodden); figuratively, a course of life or mode of action, often adverb
of darkness
choshek (kho-shek')
the dark; hence (literally) darkness; figuratively, misery, destruction, death, ignorance, sorrow, wickedness -- dark(-ness), night, obscurity.