Thy way, i.e. what course I shall take to please thee, and to discharge my duty, and to save myself from ruin.
A plain path; of which See Poole "Psa_26:12", where the Hebrew words are the same.
Because of mine enemies; that I may neither open their mouths against me or religion by my miscarriages, nor fall into their hands by my folly, nor give them any occasion of triumphing over me.