Thou hast enlarged my steps under me— See the note on Psalms 18:18. "Thou hast brought me out of my distresses; given me great prosperity:" and my feet do not slip: i.e. my happiness continues unmoved.
Related Commentaries of Psalms 18:36
Psalms 18:36
36 Thou hast enlarged my steps under me, that my feetj did not slip.