Karika 04

dr̥ṣṭamanumānamāptavacanaṁ ca sarvapramāṇasiddhatvāt। trividhaṁ pramāṇamiṣṭaṁ prameyasiddhiḥ pramāṇāddhi ॥4॥

Three types of well-established evidential proof are direct perception, inference, and trustworthy statements from dear ones. The evidence is desired, as establishing hypothesis is possible only through evidential proof.