योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-167, verse-16

तस्यैव ब्रह्मभानस्य तेनैवं ब्रह्मणात्मना ।
स्वच्छस्यैव स्वभावस्य स्वस्वभावमनुज्झता ॥ १६ ॥

tasyaiva brahmabhānasya tenaivaṃ brahmaṇātmanā ,
svacchasyaiva svabhāvasya svasvabhāvamanujjhatā 16

16. Again the lord god Brahma himself, has exhibited the lucid nature of his being, according to the four states or conditions, which are natural to the soul.