English: “Behold, in the tent.” This is to inform us that Sarah our mother was modest.
On the daf / in context: The same answer is also taken as evidence of Sarah’s personal tzeniut—she remained inside rather than coming out to the visitors.
Type of Learning
Derash on the verse (Bavli sugya) — not a formal named middah of the 13. The location of Sarah is read as a character trait of modesty.
What Is Learned
Sarah remained inside the tent, demonstrating the virtue of modesty.