Songs or albums can be set to repeat from the Now Playing screen in the iPhone iPod app. To set a song or album to repeat, follow these steps:
1. Navigate to the iPod app.
2. Play a song.
3. On the Now Playing screen, you will see play and volume controls at the bottom of the screen. At the top is track information. Under the album title is a scrubbing bar that indicates the time remaining in the song.