What are "Zevach", "Minchah", "Olah" and "Chata'ah"?
Radak: "Zevach" is Shelamim; "Minchah" is fine flour mixed with oil (Vayikra 3:1). Olah atones for not fulfilling a Mitzvas Aseh; "Chata'ah" refers to Korban Chatas.
Why does it say that Hashem did not command about Korbanos? Yetzi'as Mitzrayim was on condition to accept the Torah, which commands to bring Korbanos!
Rashi: On the day of Matan Torah, [the condition was only] "Im Shamo'a Tishme'u b'Koli 1 [u'Shmartem Es Brisi vi'Hyisem Li Segulah]" (Shemos 19:5). "I did not
Radak: Aseres ha'Dibros encompass the entire Torah, and there is no mention of Korbanos in them.
In one year, the Tzibur brings less than 1300 Temidim and Musafim; it was about one animal for every 500 men! (PF)
Refer to Yirmeyah 7:23:1:2 and the note there.
What is the meaning of "Aznayim Karisa Li"?
Rashi: You made hollows in my ears, to hear You say 'hear My voice.'
Radak: You opened my ears [so I can hear Your voice]. This is like "Ki Yichreh Ish Bor" (Shemos 21:33).
