The means of valid knowledge

SK 4

dṛṣṭam anumānam āpta-vacanaṃ ca sarva-pramāṇa-siddhatvāt tri-vidhaṃ pramāṇam iṣṭaṃ prameya-siddhiḥ pramāṇād dhi.

SK 5

prati-viṣayādhyavasāyo dṛṣṭaṃ tri-vidham anumānam ākhyātam tal liṅga-liṅgi-pūrvakam āpta-śrutir āpta-vacanaṃ tu.

SK 6

sāmānyatas tu dṛṣṭād atīndriyāṇām pratītir anumānāt tasmād api cā’siddham parokṣam āptāgamāt siddham.

SK 7

ati-dūrāt sāmīpyād indriya-ghātān mano’navasthānāt saukṣmyād vyavadhānād abhibhavāt samānābhihārāc ca.

SK 8

saukṣmyāt tad-an-upalabdhir nā’bhāvāt kāryatas tad-upalabdhiḥ mahad-ādi tac ca kāryam prakṛti-vi-rūpaṃ sa-rūpaṃ ca.