Despairing of influencing the people, he turns to God.
way of man not in himself - (Pro 16:1; Pro 20:24; Jam 4:13, Jam 4:14). I know, O Jehovah, that the march of the Babylonian conqueror against me (Jeremiah identifying himself with his people) is not at his own discretion, but is overruled by Thee (Isa 10:5-7; compare Jer 10:19).
that walketh - when he walketh, that is, sets out in any undertaking.
direct ... steps - to give a prosperous issue to (Psa 73:23).