Translation:

1. Seest thou not how thy Lord dealt with the Companions of the Elephant?

Notes (Tafseer)

6270. Seest thou not?-i.e. with thy mental vision. The incident happened in the very year of the holy Prophet's birth, barely two months before it.

6271. These were the troops of Abraha the Abyssinian, who invaded Makkah with a large army, in which were some elephants. See Introduction to this Sura.