Bitable (Khajjaniya Sutta)
First published: February 26, 2026
What you learn
This sutta explores the nature of the five aggregates (form, feeling, perception, formations, and consciousness) and why they are called 'aggregates subject to grasping.' You'll discover the Buddha's etymological explanations for each aggregate and understand how all recollection of past lives involves these five components.
Where it sits
This teaching belongs to the Samyutta Nikaya's section on the aggregates (Khandha-samyutta), forming part of the systematic analysis of personal existence. It complements other aggregate suttas by focusing specifically on memory, past-life recollection, and the linguistic origins of Buddhist psychological terminology.
Suggested use
Read this sutta slowly, paying attention to the wordplay and etymological explanations that reveal deeper meanings about each aggregate. Consider how the Buddha's analysis of memory and recollection applies to your own experience of remembering, and reflect on how all personal identity is constructed from these five ever-changing components.
Guidance
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SN 22.79 — Bitable (Khajjaniya Sutta)
sn22.79:gu:0001Guidance (not part of the sutta)
sn22.79:gu:0002This discourse explains what the five aggregates actually are and how they function. When people recall past lives or analyze their experience, they are always dealing with these five components: form (the physical body), feeling (pleasant/unpleasant/neutral responses), perception (recognition of colors, shapes, etc.), choices (mental formations that create conditioned experiences), and consciousness (basic awareness that cognizes tastes, sensations, etc.).
sn22.79:gu:0004The Buddha provides etymological explanations for each aggregate to clarify their essential functions. Form is called "form" because it gets deformed by environmental conditions. Feeling feels pleasure, pain, or neutrality. Perception recognizes and distinguishes sensory data. Choices are the mental formations that construct our conditioned experience of reality. Consciousness is the basic cognitive function that recognizes different qualities and tastes.
sn22.79:gu:0005- Past life recollection: All recollection of past lives involves the five aggregates or one of them
- Form's definition: Form is called "form" because it becomes deformed by environmental conditions
- Feeling's function: Feeling is the function that experiences pleasure, pain, or neutral states
- Perception's role: Perception recognizes and distinguishes colors, shapes, and sensory objects
- Choices as formations: Choices are mental formations that produce all conditioned phenomena
- Consciousness as cognition: Consciousness is the cognitive function that recognizes tastes, sensations, and mental objects
- Complete experience: Everything we experience is constructed through these five processes
- Permanent consciousness: Thinking consciousness is a permanent self or soul. Consciousness here is simply the cognitive function that recognizes different qualities - sour, sweet, hot, mild, etc. It's a process, not an entity or permanent essence.
- Separate aggregates: Believing the aggregates are separate, independent things. The aggregates work together as interdependent processes. Choices, for example, are involved in constructing all the other aggregates, including themselves.
- Aggregate identification practice: Throughout the day, when you notice any experience, identify which aggregate is most prominent. Is it form (physical sensations), feeling (pleasant/unpleasant), perception (recognizing objects), choices (mental reactions), or consciousness (basic awareness)?
- Deformation awareness: Notice how your physical form changes throughout the day due to temperature, hunger, fatigue, or environmental contact. Observe this "deformation" without trying to fix or resist it.
SN 22.85 (The Lump of Foam) - Provides vivid descriptions of each aggregate's insubstantial nature, building on this discourse's functional analysis.
sn22.79:gu:0015SN 22.48 (Aggregates) - Explains the difference between the five aggregates and the five grasping aggregates, clarifying what creates suffering.
sn22.79:gu:0016MN 109 (The Greater Discourse on the Full Moon) - Detailed examination of each aggregate and how clinging to them creates the sense of self.
sn22.79:gu:0017