This verse repeats what was stated at length in 26.16-19.
Commandments and statutes: see 4.1, 2.
I command you this day: as in verse 1.
Quoted with permission from Bratcher, Robert G. and Hatton, Howard A. A Handbook on Deuteronomy. (UBS Helps for Translators). New York: UBS, 2000. For this and other handbooks for translators see here .