Yoga Sutras of Patanjali · 3.20

न च तत्सालम्बनं तस्याविषयीभूतत्वात्॥२०॥

na ca tat sālambanaṁ tasya aviṣayī-bhūtatvāt

But that knowledge does not include the objects supporting the other's cognition, because those objects do not enter the yogi's field.

— Yoga Sutras of Patanjali 3.20

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).