Sāṃkhya Kārikā verse 51

ūhaḥ śabdaḥ adhyayanaṃ duhkha-vighātāḥ trayaḥ sukṛt prāptiḥ |
dānaṃ ca siddhayaḥ aṣṭau siddheḥ pūrvaḥ aṅkuśaḥ trividhaḥ ||

śabda - words, sound, languageadhyayanam - also going over, recitation, repetition; reading, studying, especially the vedasduḥkha - suffering, pain, sorrowfultraya - the threesukṛta - a good or righteous deed, meritorious act, virtue, moral merit; well done or made or formed or executeddāna - the act of giving; to offer a giftca - andsiddhi - accomplishment, performance, fulfilment, attainment, successaṣṭa - eightpūrva - eastward, to the east of; in front, before; former, prior, preceding, previous to, earlier thantrividha - three fold