Chapter 12 · The Yoga of Devotion · Krishna said
Bhagavad Gita 12.14 — Mind and intellect offered
सन्तुष्टः सततं योगी यतात्मा दृढनिश्चयः। मय्यर्पितमनोबुद्धिर्यो मद्भक्तः स मे प्रियः ॥
santuṣṭaḥ satataṃ yogī yatātmā dṛḍhaniścayaḥ | mayyarpitamanobuddhiryo madbhaktaḥ sa me priyaḥ ||
Meaning
who is always content, steady in yoga, self-controlled and firm in resolve, with mind and understanding offered to me — such a devotee is dear to me.