Chāndogya Upaniṣad 7.26.2

7.26.2

tad eṣa ślokaḥ \
na paśyo mṛtyuṃ paśyati \na rogaṃ nota duḥkhatām \
sarvaṃ ha paśyaḥ paśyati \sarvam āpnoti sarvaśaḥ \
iti \
sa ekadhā bhavati \tridhā bhavati pañcadhā \
saptadhā navadhā caiva \punaś caikā(S ) smṛtaḥ \
śataṃ ca daśa caikaś ca \sahasrāṇi ca viṃśatiḥ \
āhāraśuddhau sattvaśuddhiḥ \
sattvaśuddhau dhruvā smṛtiḥ \
smṛtilambhe sarvagranthīnāṃ vipramokṣaḥ \
tasmai mṛditakaṣāyāya tamasas pāraṃ darśayati bhagavān sanatkumāraḥ \
taṃ skanda ity ācakṣate \\726.2\

That [Soul] is onefold, is threefold, fivefold, sevenfold, and also ninefold; Again, declared elevenfold, And hundred-and-eleven-fold, And also twenty-thousand-fold.

In pure nourishment (āhāra-śuddhi) there is a pure nature (sattva-śuddhi). In a pure nature the traditional doctrines (smṛti) become firmly fixed. In acquiring the traditional doctrines there is release from all knots [of the heart]. To such a one who has his stains wiped away the blessed Sanatkumāra shows the further shore of darkness. People call him Skanda—yea, they call him Skanda.

1. Verily, for him who sees this, who thinks this, who understands this, Vital Breath (prāṇa) arises from the Soul (Ātman); Hope, from the Soul; Memory, from the Soul; Space (ākāśa), from the Soul; Heat, from the Soul; Water, from the Soul; appearance and disappearance, from the Soul; Food, from the Soul; Strength, from the Soul; Understanding, from the Soul; Meditation, from the Soul; Thought, from the Soul; Conception, from the Soul; Mind, from the Soul; Speech, from the Soul; Name, from the Soul; sacred sayings (mantra), from the Soul; sacred works (karma), from the Soul; indeed this whole world, from the Soul.’ 2. As to this there is the following verse:— The seer sees not death, Nor sickness, nor any distress. The seer sees only the All, Obtains the All entirely.