na veda gatim ātmanaḥ

jivasya-of the living entity; samsrtih-courses of material existence; bahvih-many; avidya-in ignorance; karma-by work; nirmitah-produced; yasu-into which; aṅga-My dear mother; pravisan-entering; atma-the living entity; na-not; veda-understands; gatim-the movement; atmanah-of himself.