Thirty Minor Upanishads
Chapters
Thirty Minor Upanishads: 27. Varāha-Upanishaḍ ...

"One who functions in the (first) three bhūmikās is called mumukshu; one who functions in the fourth bhūmikā is called a brahmaviṭ; one who functions in the fifth bhūmikā is called a brahmaviḍvara; one who functions in the sixth bhūmikā is called a brahmaviḍvarīya; and one in the seventh bhūmikā is called a brahmaviḍvarishtha. With reference to this, there are ślokas. They are:

"'Śubhechchhā is said to be the first jñānabhūmi (or stage of wisdom); vichāraṇā, the second; tanumānasī, the third; saṭṭvāpaṭṭi, the fourth; then come asamsakṭi as the fifth, paḍārṭhabhāvanā as the sixth and ṭurya as the seventh.'

"The desire that arises in one through sheer vairāgya (after resolving) 'Shall I be ignorant? I will be seen by the Śāsṭras and the wise (or I will study the books and be with the wise)' is termed by the wise as Śubhechchhā. The association with the wise and Śāsṭras and the following of the right path preceding the practice of indifference is termed vichāraṇā. That stage wherein the hankering after sensual objects is thinned through the first and second stages is said to be tanumānasī. That stage wherein having become indifferent to all sensual objects through the exercise in the (above) three stages, the purified chiṭṭa rests on Āṭmā which is of the nature of saṭ is called saṭṭvāpaṭṭi. The light (or manifestation) of saṭṭvaguṇa that is firmly rooted (in one) without any desire for the fruits of actions through the practice in the above four stages