Maitrāyaṇīya Āraṇyaka 4.4

4.4

ci̱ntaya̍ti̱ tasmā̍dvi̱dyayā̍ ta̱pasā̍ ci̱ntayā̍ co̱pala̍bhyate̱ brahma̱ sadbrahma̍ṇaḥ
para'e̱tā bha̍va̱tyadhi̍daivatvaṃ de̱vebhya̍śce̱tyakṣa̍yya̱mapa̍rimita̱manā̍ma̱yam̐ su̍khama̱śnute̱
ya'e̱vam̐ vi̱dvāna̱nena̍ trikeṇa bra̱hmopā̍sta'tha̱ yaiḥ pa̍ripū̱rṇo'bhi̱bhūto̱'yam̐
rathita̍śca̱ tairvaivamu̱ktastvātma̱nyeva sā̱yujya̍mu̱paiti̍

meditates. Therefore, by knowledge, by ascetic heat, and by meditation, Brahman is attained. One becomes transcendent over Brahman and the sovereignty of the gods; he enjoys imperishable, boundless, unailing happiness who, knowing thus, worships Brahman with this triad. Then, freed from those [qualities] by which, full and overwhelmed, this [self] was yoked to a chariot, he attains communion in the Self alone.