For his God
'elohiym  (el-o-heem')
angels, exceeding, God (gods)(-dess, -ly), (very) great, judges, mighty.
doth instruct
yacar  (yaw-sar')
to chastise, literally (with blows) or figuratively (with words); hence, to instruct -- bind, chasten, chastise, correct, instruct, punish, reform, reprove, sore, teach.
him to discretion
mishpat  (mish-pawt')
a verdict (favorable or unfavorable) pronounced judicially, especially a sentence or formal decree (human or (participant's) divine law, individual or collective
and doth teach
yarah  (yaw-raw')
to flow as water (i.e. to rain); transitively, to lay or throw (especially an arrow, i.e. to shoot); figuratively, to point out (as if by aiming the finger), to teach