Each couplet of the request adds a different element to the traveller’s predicament. It should not be reduced to a sequence of rhyming expressions.
VerseMain idea1A blessing for the household2A penniless, exhausted wayfarer3Severe hunger and two days without food4No shelter in deep darkness5Restlessness and a hope of relief6The welcome he longs to hear
The poem’s force lies in its deliberate progression: blessing → need → hope.