Sahih Muslim | Book 25 | Chapter 10

Narrated by Jarir b. 'Abdullah
Jarir b. 'Abdullah reported: I asked Allah's Messenger (may peace be upon him) about the sudden glance (that is cast) on the face (of a non-Mahram). He commanded me that I should turn away my eyes.

Narrated by Yunus
This hadith has been narrated on the authority of Yunus through another chain of transmitters.