Bhagavad Gita · 13.25

ध्यानेनात्मनि पश्यन्ति केचिदात्मानमात्मना।अन्ये साङ्ख्येन योगेन कर्मयोगेन चापरे॥

dhyānenātmani paśhyanti kechid ātmānam ātmanā anye sāṅkhyena yogena karma-yogena chāpare

Some perceive the Self in the self through meditation, others through the yoga of knowledge (Sankhya), and still others through the yoga of action (Karma Yoga).

— Bhagavad Gita 13.25

Source: Sacred-Texts.com (Sanskrit) + Bhagavad-Gita.io (translations)