English: Why does it say “in the evening”? Because it says “seven days you shall eat matzos” — I have only days; nights — from where? Scripture says “until the twenty-first day of the month in the evening.”
Type of Learning
Inclusion of nights in the seven-day matzah period.
What Is Learned
The span of matzah eating covers both the days and the nights, ending on the evening of the twenty-first.