BAZI KNOWLEDGE BASE
What Is Sword Edge Gold (劍鋒金) in BaZi?
Sword Edge Gold is the metal-class Nayin (a separate named element classification for a complete pair of chart symbols) assigned to 壬申 and 癸酉. Classical sources place metal in its proper 申酉 positions and at the stages of office and prosperity, then distinguish water tempering, fire punishment, wood, earth, and other metals; the image does not prove aggression, violence, authority, injury, or ordinary metal strength.
What does Sword Edge Gold establish first?
Sword Edge Gold is the Nayin name for a complete 壬申 or 癸酉 pillar, and its Nayin phase is Metal. It may occur in the Year, Month, Day or Hour Pillar (the two-symbol column for the birth hour). The lookup unit is always one stem–branch pair in the same pillar, never a single character or a cross-pillar combination.
This lookup establishes one historical classification. 壬 remains a Water stem and 申 a Metal branch; 癸 remains a Water stem and 酉 a Metal branch. Nayin Metal does not overwrite those ordinary Five-Phase facts.
How can you check for Sword Edge Gold?
Read each complete pillar in an already calculated chart. A pillar that is exactly 壬申 or 癸酉 has the Sword Edge Gold Nayin. One matching character, a zodiac animal or a real-world object is insufficient.
| Complete Jiazi | Stem phase | Branch phase | Nayin name | Nayin phase |
|---|---|---|---|---|
| 壬申 | Water | Metal | Sword Edge Gold | Metal |
| 癸酉 | Water | Metal | Sword Edge Gold | Metal |
Worked example: how should a 壬申 Year Pillar be recorded?
Suppose the Year Pillar (the two-symbol column for the birth year) is 壬申. The table returns Sword Edge Gold. A clear record says: Year 壬申; stem 壬 is Water, branch 申 is Metal; Nayin is Sword Edge Gold, classed as Metal. This keeps the Nayin field separate from ordinary elemental data.
If 癸 appears only in the Month Pillar (the two-symbol column for the birth month) and 酉 only in the Day Pillar (the two-symbol column for the birth day), they do not form the same-pillar 癸酉 combination and do not create Sword Edge Gold. Complete pairing comes before image interpretation.
Why does the source use the name Sword Edge Gold?
Classical explanations place 申 and 酉 in metal’s proper positions, with 申 at the office stage and 酉 at prosperity, so vigorous metal becomes the sword-edge image. San Ming Tong Hui says this sharp metal should be moistened by water rather than punished by uncontrolled fire. Great Stream, Great Sea, Well-Spring, Long-Flow, thunder, woods, wall or city earth, and other metals are separated by exact pair. Some earth can grind or temper the edge while other earth buries it; fire-water balance cannot be replaced by a generic “fire refines metal” slogan. Start from the 申酉 stage logic. Name the actual water, fire, earth, wood, or metal condition.
What value does Sword Edge Gold offer a modern reader?
Its practical value is precise lookup: 壬申 and 癸酉 share this Nayin name, which lets you locate the pair’s distinctive source image and conditions. If another pillar enters an older rule, record that full Jiazi, its location and the source before drawing a comparison.
Keep the reading order explicit: verify calendar inputs and the Four Pillars; retain stems, branches and hidden stems; evaluate Month Command and Day-Master structure; only then add Sword Edge Gold as a Nayin layer. One Nayin name does not determine strength, Useful God, personality, work, relationships, wealth, health or event timing.
Continue reading
- Complete table of the thirty Nayin
Return to the sixty-Jiazi sequence and verify neighboring pairs.
- Compare another Metal Nayin: Gold in the Sea
A shared phase does not make two images or conditions interchangeable.
- Metal in ordinary Five-Phase analysis
Separate Nayin classification from actual chart relations.