Tantra, Alchemy, and the Marriage of Opposites: From India to Iberia: Sacred Union Across the Spiritual Highways of the Old World

Across millennia, cultures have guarded a mystery: the "marriage" of opposing forces - not just male and female, but heaven and earth, spirit and matter, light and dark, method and wisdom. In Tantra, Alchemy, and the Marriage of Opposites: From India to Iberia, Laing Z. Matthews takes you on an extraordinary journey across continents and centuries, tracing the hidden science of sacred union through the world's most profound esoteric traditions.

From the inner yogas of Buddhist and Hindu tantra to the refined formulas of Daoist internal alchemy... from the visionary maps of Sufi illumination to the symbolic unions of Kabbalah, Christian bridal mysticism, and Western alchemy... this is a panoramic study that refuses both superficial fusion and academic detachment. Every tradition is allowed to speak in its own voice - through translated primary texts, careful historical framing, and the author's deep practitioner's insight.

Inside, you will explore:

• The Tang Dynasty "triple core" of Mahāvairocana, Vajraśekhara, and Susiddhikara - the ritual spine of Sinitic Buddhist tantra.

• The Tibetan completion-stage yogas of Hevajra, Cakrasaṃvara, and Kālacakra - where erotic symbolism meets disciplined vows.

• Daoist neidan (inner alchemy) - the Kan-Li marriage of water and fire, and how the "bedchamber arts" transformed into purely internal practice.

• The Sufi path of love and presence, Ibn ʿArabī's unity of being, and Suhrawardī's realm of light.

• Kabbalistic union of Shekhinah and Tiferet, Christian mystics' nuptial visions, and the Hermetic "chemical wedding" of Sol and Luna.

• A clear-eyed view of modern adaptations - from Renaissance magi to Rosicrucians to contemporary occultists - with tools for separating genuine insight from reckless appropriation.

Throughout, Matthews uses a comparative-but-not-collapsing approach: structural resonances are highlighted, but cosmologies are not forced into false equivalence. The reader is guided through each system's maps, vows, practices, and safeguards - and shown what can, and cannot, be safely adapted for modern seekers.

Why this book matters now:
In an age of spiritual cherry-picking and viral "tantra workshops," the original vows, ethics, and cosmologies are often stripped away, leaving methods unmoored from their protective context. This book restores that context - without gatekeeping, without sensationalism - and invites you to engage with these traditions as living lineages, not lifestyle accessories.

You will not find empty romanticism here. You will find the grammar of sacred union: breath, attention, imagery, ethics - the universal principles that travel well - and the initiatory thresholds that must remain intact.

If you are a:

• Practitioner seeking depth beyond your home tradition.

• Scholar of religion or esotericism.

• Curious reader who has sensed there's more to "tantra" and "alchemy" than meets the eye.

...this book offers a map that is both wide in scope and precise in detail.

Laing Z. Matthews is an author and comparative scholar whose works bridge Daoist, Buddhist, Sufi, Kabbalistic, and Hermetic traditions. Known for combining scholarly rigor with lived practice, Matthews also writes the Art of the Bedchamber series, Tantra of Tibet: Karmamudrā, Sacred Eros, and the Cross-Cultural Science of Awakening, and the Esoteric Traditions of the World seven-volume series. More at www.laingzmatthews.com.

Step into the meeting place of opposites. This is your invitation to walk the ancient roads from India to Iberia - and discover the enduring power of union.