I will instruct
to be (causatively, make or act) circumspect and hence, intelligent
thee and teach
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
thee in the way
a road (as trodden); figuratively, a course of life or mode of action, often adverb
this or that -- that, this, wherein, which, whom.
thou shalt go
to walk; causatively, to carry (in various senses)
I will guide
to advise; reflexively, to deliberate or resolve -- advertise, take advise, advise (well), consult, (give, take) counsel(-lor), determine, devise, guide, purpose.
thee with mine eye
an eye; by analogy, a fountain (as the eye of the landscape)