Deuteronomy 31:22
Moses therefore wrote this song the same day, and taught it the children of Israel.
Cross-reference
Deuteronomy 31:9
Parallel
In Deuteronomy 31:9, Moses writes the law; here he writes the song — both are written records given to Israel.
Deuteronomy 31:19
Citation
In Deuteronomy 31:19, God commands Moses to write the song; here Moses does exactly that — command and fulfillment.
Deuteronomy 32:44
Historical context
In Deuteronomy 32:44, Moses recites the song he wrote here — a direct continuation of the same episode.