Why does the author call Jim and della the magi?

The author calls Jim and DELLa "the Magi" as a reference to the biblical Magi, also known as the Three Wise Men or Three Kings, who brought gifts to the baby Jesus. By calling Jim and DELLa the Magi, the author is highlighting their sacrificial love and generosity in giving up their most prized possessions to buy gifts for each other. This comparison emphasizes the selflessness and love present in their actions, similar to the biblical Magi's gifts to Jesus.