Tác phẩm «TAM GIÁO HỢP NHẤT» tiêu biểu trung phái — 4 thiên (Nho-thái cực/Đạo-kim đan/Thích-viên giác/Âm phù kinh), dùng quẻ hào Kinh Dịch (tiềm long vật dụng/kiến long tại điền...) giải HỎA HẬU nội đan, chứng tam giáo đồng nguyên = nội đan phục khí chi đạo.
Ứng dụng: chứng tam giáo đồng nguyên · Dịch lý giải nội đan hỏa hầu
元李道纯撰，王道渊（混然子）校正，一卷。以《易》卦爻辞（潜龙、见龙等）配内丹火符，分儒曰太极·火符直指、乾坤鼎器等。将“人即鼎器”“一阳生宜守静”等丹诀嵌入易学语言，是中派“易道双融”的短篇丹诀，与《道德会元》同出李氏门下。
⚡ Ứng dụng: 火候进退（潜—见—飞）与八字行运“宜静宜动”可对参；实修：活子时、勿助勿忘；易学命理与丹道接口文本。
🔗 Liên quan: 道德会元；性命圭旨；周易参同契
The text proves that the highest Daoist cosmology of the Three Heavens and the structural logic of the Yijing share one marrow (髓): change is not random but hierarchical, lawful, and reversible through correct alignment with celestial tiers. It argues that divinatory and liturgical order are two faces of one change-logic. Mastery means grasping the marrow of transformation, not memorizing surface hexagram lore or heavenly names alone.
1) Read BaZi luck cycles as hexagram-like phase changes within a three-tier (heaven-earth-human) frame. 2) When advising on timing, combine stem-branch dynamics with image-number thinking (what is waxing/waning). 3) Cultivate by matching daily conduct to current ‘heaven’—clarity when upper qi dominates, restraint when turbid. 4) Use clash/combine events as change-nodes analogous to line transitions. 5) Drill one principle at a time (e.g., ‘extremes reverse’) across both chart cases and meditative observation.
Unlike pure Yijing commentaries that stay in classical Confucian ethics, this text Daoicizes change under the Three Heavens hierarchy. It differs from 赤书真文经 by using change-marrow rather than sacred graphs as the operator. The argument privileges structural isomorphy between liturgy and divination.