Bhagavad Gita 13.19
Thus, I have briefly told you what Matter is, the Self worth realizing, and what Wisdom is. He who is devoted to Me knows, and he will assuredly enter into Me.
इति क्षेत्रं तथा ज्ञानं ज्ञेयं चोक्तं समासतः।मद्भक्त एतद्विज्ञाय मद्भावायोपपद्यते॥iti kṣetraṃ tathā jñānaṃ jñeyaṃ coktaṃ samāsataḥ|madbhakta etadvijñāya madbhāvāyopapadyate||
English translation (above): Shri Purohit Swami (1935), public domain. Sanskrit text via github.com/gita/gita (Unlicense).