The Quietist Controversy of 1687 revolved around the mystical teachings of Miguel de Molinos and Madame Guyon, which emphasized passive prayer and contemplation. These teachings were condemned by the Catholic Church for promoting excessive passivity and undermining traditional religious practices. The controversy highlighted the tensions between mystical spirituality and institutional religion, influencing the development of spiritual thought in Europe.

The Quietist Controversy of 1687 ignited debates on the nature of mysticism versus action, significantly influencing contemplative and devotional poetry. Poets such as John Milton and later figures like William Blake grappled with these themes, reflecting on the tension between inner spiritual experience and outward action.