As-Sajdah 32:24

WajaAAalna minhum a-immatan yahdoonabi-amrina lamma sabaroo wakanoo bi-ayatinayooqinoon

And We made from among them leaders guiding by Our command when they were patient and [when] they were certain of Our signs.

And We appointed leaders from among them who guided (people) under Our command, when they observed patience, and kept firm belief in Our verses.