My son
ben (bane)
a son (as a builder of the family name), in the widest sense (of literal and figurative relationship, including grandson, subject, nation, quality or condition, etc.
give
nathan (naw-than')
to give, used with greatest latitude of application (put, make, etc.)
me thine heart
leb (labe)
the heart; also used (figuratively) very widely for the feelings, the will and even the intellect
and let thine eyes
`ayin (ah'-yin)
an eye; by analogy, a fountain (as the eye of the landscape)
observe
ratsah (raw-tsaw')
to be pleased with; specifically, to satisfy a debt
natsar (naw-tsar')
to guard, in a good sense (to protect, maintain, obey, etc.) or a bad one (to conceal, etc.)
my ways
derek (deh'-rek)
a road (as trodden); figuratively, a course of life or mode of action, often adverb