This earlier work by Dante contains, in Canto XL, his encounter with a group of pilgrims, and the celebrated statement that "in the particular sense, pilgrim means someone who journeys to the sanctuary of St James". See also #08233, Dante's Paradiso, also in REF.
For a modern work drawing heavily on Dante, see #00174, the opera "Compostella" by Serracino Inglott and Camilleri, in BKA, under S.