For the commandment
mitsvah (mits-vaw')
a command, whether human or divine (collectively, the Law) -- (which was) commanded(-ment), law, ordinance, precept.
is a lamp
niyr (neer)
properly, meaning to glisten; a lamp (i.e. the burner) or light -- candle, lamp, light.
and the law
towrah (to-raw')
a precept or statute, especially the Decalogue or Pentateuch -- law.
is light
'owr (ore)
illumination or (concrete) luminary (in every sense, including lightning, happiness, etc.) -- bright, clear, + day, light (-ning), morning, sun.
and reproofs
towkechah (to-kay-khaw')
chastisement; figuratively (by words) correction, refutation, proof (even in defence) -- argument, chastened, correction, reasoning, rebuke, reproof, be (often) reproved.
of instruction
muwcar (moo-sawr')
chastisement; figuratively, reproof, warning or instruction; also restraint -- bond, chastening (-eth), chastisement, check, correction, discipline, doctrine, instruction, rebuke.
are the way
derek (deh'-rek)
a road (as trodden); figuratively, a course of life or mode of action, often adverb
of life
chay (khah'-ee)
age, alive, appetite, (wild) beast, company, congregation, life(-time), live(-ly), living (creature, thing), maintenance, + merry, multitude, + (be) old, quick, raw, running, springing, troop.