From the Now Playing screen, tap the album cover.

The repeat and shuffle controls and the scrubber bar appear. You can see time elapsed, time remaining, and the song number. The song’s lyrics also appear, if you’ve added them to the song in iTunes.

Additional controls

Set iPhone to repeat songs:
Tap . Tap again to set iPhone to repeat only the current song.
= iPhone is set to repeat all songs in the current album or list.
= iPhone is set to repeat the current song over and over.
= iPhone isn’t set to repeat songs.
Skip to any point in a song:
Drag the playhead along the scrubber bar.
Set iPhone to shuffle songs:
Tap . Tap again to set iPhone to play songs in order.
= iPhone is set to shuffle songs.
= iPhone is set to play songs in order.
Shuffle the tracks in any playlist, album, or other list of songs:
Tap Shuffle at the top of the list. For example, to shuffle all the songs on iPhone, choose Songs > Shuffle.
Whether or not iPhone is set to shuffle, if you tap Shuffle at the top of a list of songs, iPhone plays the songs from that list in random order.