en_tn_condensed/deu/26/17.md

that you will walk in his ways and keep his statutes, his commandments, and his decrees, and that you will listen to his voice

The words "walk," "keep," and "listen" have similar meanings here. Here "voice" refers to what God has said. Alternate translation: "that you will completely obey everything Yahweh commands" (See: rc://en/ta/man/jit/figs-parallelism and rc://en/ta/man/jit/figs-metonymy)