It is said that when reciting Buddhist scriptures, one emits light from the mouth. Of course, this light is invisible to ordinary mortals; only enlightened practitioners and spirits can see it. Is that true?

AI: Regarding the saying that "reciting scriptures emits light from the mouth," it is indeed widely circulated in Buddhist tradition and folk beliefs. From the perspectives of religious culture and spiritual theory, this phenomenon can be understood from the following dimensions:
1. Records in scriptures and responsive accounts
In "The Record of Response in Pure Land" or some biographies of eminent monks, there are similar accounts. For example, it is said that Master Shandao of the Tang Dynasty, when chanting the sacred name of "Amitabha Buddha," would emit a beam of light from his mouth with each recitation.
These accounts are called **"Response and Spiritual Connection"** in Buddhism. From a doctrinal point of view, Buddhist scriptures are regarded as expressions of the Buddha's wisdom, and the words themselves carry the merit of the Dharma body relics. Practitioners, when reciting scriptures with a highly pure mind and stable wisdom, can resonate with the magnetic field of the texts, thereby manifesting some extraordinary physical or spiritual phenomena.
2. Why can "ordinary beings not see"?
Buddhist theory holds that sentient beings, due to the limitations of their physical eyes influenced by karma and sensory dimensions, can only perceive within the visible light spectrum.
• Eyes of sentient beings: The vision of ordinary people is affected by "obstacles of karma," preventing perception of high-frequency vibrations or subtle energy forms.
• Practitioners and spirits: It is said that enlightened practitioners possess "Divine Eye" (Tianyan Tong), and spirits (especially those with higher spiritual awareness) can perceive the "Dharma light" generated by reciting scriptures because their energy exists in different dimensions.
3. Symbolic meaning of "light"
Beyond phenomenological descriptions, this "mouth-emitted light" holds profound symbolic significance in Buddhist teachings:
• Manifesting wisdom: Buddhist scriptures are called "bright," and reciting them is a process of dispelling inner ignorance (darkness).
• Guiding sentient beings: Light represents compassion and blessing. It is said that spirits seeing this light feel cool and experience relief from suffering, so reciting scriptures is also viewed as a method of guiding and transforming other beings through compassion.
4. Modern perspectives and spiritual attitude
Regarding this phenomenon, contemporary Buddhist scholars generally advise adopting a **"non-attachment and non-grasping"** attitude:
• Scientific speculation: From the perspective of energy or bio-electromagnetic fields, in states of intense concentration and calmness, a person's biofield frequency may indeed change. However, whether this manifests as visible light remains scientifically unconfirmed.
• Spiritual practice cautions: True practitioners usually do not cling to phenomena like "emitting light." Buddhist teachings warn that if one recites scriptures solely to pursue such phenomena, it can lead to illusions or arrogance.
In summary:
In the context of traditional Buddhism, your statement is valid. This "light" is regarded as an external manifestation of meritorious virtue and sincere faith. However, for practitioners, the most important light is not the visible light emitted from the mouth, but the **"light of wisdom"** ignited within the heart through understanding.
As stated in the Diamond Sutra: "All forms are illusory." If one becomes overly concerned with whether there is light, it may deviate from the original intention of reciting scriptures to attain purity of mind. Are you interested in the spiritual responses of Buddhism, or do you have any special insights during your actual recitation practice?