From The river. Britten has set only verses 1, 2 and 4 of Arnold's poem and there are some inaccuracies.
Verse 1, line 1
Britten's text: 'Slow glides the stream, slow droops the boat'
Arnold's text:'Still glides the stream, slow drops the boat'
Verse 3 [Britten]/4 [Arnold], line 2
Britten: Which now is mine
Arnold: Which now is mine, must re-attain