Chapter 12 · verse 14 · gita.yoga.org

Bhagavad Gita 12.14

सन्तुष्टः सततं योगी यतात्मा दृढनिश्चयः।मय्यर्पितमनोबुद्धिर्यो मद्भक्तः स मे प्रियः

Ever content, steady in meditation, self-controlled, possessing firm conviction, with the mind and intellect dedicated to Me, he, My devotee, is dear to Me.