Bhagwad Gita
Chapter 12, Verse 2
श्री भगवानुवाचमय्यावेश्य मनो ये मां नित्ययुक्ता उपासते।श्रद्धया परयोपेतास्ते मे युक्ततमा मताः।।12.2।।
The Blessed Lord said: He whose mind is fixed on My personal form, always engaged in worshiping Me with great and transcendental faith, is considered by Me to be most perfect.