How did Dante combine courtly love with spiritual vision in The Divine Comedy?

In The Divine Comedy, Dante Alighieri successfully fused the conventions of courtly love with a profound spiritual vision by transforming his earthly muse, Beatrice, into a divine intercessor and guide.12

Dante drew upon the dolce stil nuovo ("sweet new style"), a poetic tradition that elevated the lady as a source of virtue and spiritual refinement. While courtly love traditionally focused on the service of a knight to his lady, often within an adulterous or secular context, Dante sublimated this devotion. In his earlier work, La vita nuova, he chronicled his intense, idealized feelings for Beatrice; in The Divine Comedy, he expanded this into a cosmic framework.34125

By positioning Beatrice as his guide through Paradiso, Dante transitioned from the earthly, "courtly" adoration of a woman to the worship of divine grace. She becomes the vehicle through which he rejects the deceptive promises of the temporal world, ultimately leading him toward total absorption in the divine. Thus, the personal, human experience of love serves as the foundation for his broader, theocentric journey toward salvation.146