Yoga Sutras of Patanjali · 1.29

ततः प्रत्यक्चेतनाधिगमोऽप्यन्तरायाभावश्च ॥२९॥

tataḥ pratyakcetanādhigamo 'pyantarāyābhāvaśca

Through that, consciousness turns inward and obstacles disappear.

— Yoga Sutras of Patanjali 1.29

Source: Sanskrit attributed to Patanjali (c. 2nd century BCE – 4th century CE). Public-domain English readings drawn from Swami Vivekananda's 'Raja Yoga' (1896) and Charles Johnston's 'The Yoga Sutras of Patanjali' (1912).