योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-166, verse-37

चिन्मात्रैकात्मिका येयं किलातिमहती शिला ।
एतस्या व्यतिरेकेण क्व तदस्ति किमुच्यताम् ॥ ३७ ॥

cinmātraikātmikā yeyaṃ kilātimahatī śilā ,
etasyā vyatirekeṇa kva tadasti kimucyatām 37

37. This large stone is the great rock of Divine Intellect, and there is nothing whatever, which is beside and beyond its intelligence. Say then if there be any such thing and what it bears.