English: "And you shall go to your tents" — It was taught: Agents of a mitzvah are not harmed either on their way or on their return, for it is written "and in the morning you shall turn and go to your tents"—this teaches that you will go and find your tent in peace.
On the daf / in context: The promise of a safe return is extended to all who travel for the sake of a mitzvah.
Type of Learning
Derash on the verse (Pesachim) — agents of a mitzvah are protected.
What Is Learned
One who travels in the performance of a mitzvah is protected from harm both on the outward journey and on the return.