Bhagwad Gita
Chapter 13, Verse 25
ध्यानेनात्मनि पश्यन्ति केचिदात्मानमात्मना।अन्ये सांख्येन योगेन कर्मयोगेन चापरे।।13.25।।
That Supersoul is perceived by some through meditation, by some through the cultivation of knowledge, and by others through working without fruitive desire.