Ac-Knowledge-ment
Rashi on 25:1: What is the connection of shemita to Har Sinai? Chazal ask what is the reason that Har Sinai is mentioned in regard to the mitzvah of shemita. They answer that just as the Mitzva of shemita was given at Sinai, with all of its details, so too were all of the mitzvos. [...]