Swami Swarupananda, Srimad Bhagavad Gita (1909)
[4]Thus Kshetra, knowledge, and that which has to be known, have been briefly stated. Knowing this, My devotee is fitted for My state.
BG 13.19
इति क्षेत्रं तथा ज्ञानं ज्ञेयं चोक्तं समासतः / मद्भक्त एतद् विज्ञाय मद्भावायोपपद्यते
iti kṣetraṃ tathā jñānaṃ jñeyaṃ coktaṃ samāsataḥ / mad-bhakta etad vijñāya mad-bhāvāyopapadyate
"The field, knowledge, and the Knowable stated — the devotee who grasps all three attains Krishna's own nature."
4 translations · all pre-1928 or released to public domain · sources
Thus Kshetra, knowledge, and that which has to be known, have been briefly stated. Knowing this, My devotee is fitted for My state.
[Arnold full chapter text; verse summarises the three topics and states the devotee attains Krishna's nature]
Thus in brief has been described the Kshetra, as also knowledge and the Knowable. My devotee, understanding this, is fit for union with Me.
Thus, in brief, have been declared the Kshetra, knowledge, and the Knowable. My devotee, knowing this, becomes fit for My state.