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Five Phases · Same-phase relation

Mutual Resonance (比和)

Understand how same-phase symbols can reinforce, share, or compete in Bazi, and why yin-yang polarity, roots, and useful-function context still matter.

Chinese
比和

Editorially reviewed:

Overview

Mutual Resonance (比和) describes symbols belonging to the same Five Phase. Same-phase presence can reinforce continuity and shared capacity, but it can also divide resources or intensify an already excessive phase. Yin-yang polarity, stems versus branches, roots, season, position, Ten-God role, and useful-function context prevent 比和 from being treated as simple friendship or automatic support.

At a glance

Basis
Two or more symbols share one Five Phase
Possible support
Reinforcement and continuity
Possible cost
Competition or excess
Polarity
Yin and yang remain distinct
Role
Ten-God and pillar functions still differ
Boundary
Same phase does not prove cooperation

Confirm shared phase without erasing identity

Identify whether the symbols share Wood, Fire, Earth, Metal, or Water.

Keep their yin-yang polarity, stem or branch form, roots, and pillar positions visible.

  • Name the common phase.
  • Preserve each symbol’s identity.

Measure reinforcement against excess

A needed, weak phase may gain continuity from additional rooted support.

An already dominant phase may become less balanced or compete more intensely for the same route.

  • Assess baseline strength.
  • Record benefit and cost.

Retain Ten-God and functional differences

For the Day Master, same-phase stems can map to Friend or Rob Wealth according to polarity.

Branches may carry multiple hidden stems, so shared surface phase does not make their full functions identical.

  • Keep polarity-based roles.
  • Inspect hidden-stem composition.

Do not translate resonance into friendship

比和 does not prove loyalty, teamwork, siblings, competition, wealth loss, or personality.

Use the term for phase structure and rely on real evidence for social or financial conclusions.

  • No interpersonal certainty.
  • No automatic favorable label.

Sources and editorial basis

  1. 《滴天髓》 (Dripping Heavenly Marrow)
    五行旺衰諸篇：同類比和、扶助與太過不及A core later text on Bazi balance, seasonal strength, and relational reading.
  2. 《淵海子平》 (Yuanhai Ziping)
    「論日為主」：同類陰陽、比肩劫財與五行比和A foundational Ziping reference for branch months, hidden stems, roots, and stem-branch relationships.
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