Bhagavadgītā-4comm with the commentaries · Chapter 34

baladevaḥ :
turye svābhivyakti-hetuṃ sva-līlā-
nityatvaṃ sat-karmasu jñāna-yogam |
jñānasyāpi prāy yan-māhātmyam uccaiḥ
prākhyad devo devakīnandano 'sau ||
pūrvādhyāyābhyām uktaṃ jñāna-yogaṃ karma-yogaṃ caika-phalatvād ekīkṛtya tad-vaṃśaṃ kīrtayan stauti imam iti | imaṃ tvāṃ sūryāyāhaṃ proktavān | avyayaṃ nityaṃ vedārtahtvān naveyeti sva-phalādityavyabhicāri-phalatvāc ca | sa ca mac-chiṣyo vivasvān sva-putrāya manave vaivasvatāya prāha | sa ca manur ikṣvākave sva-putrāyābravīt

BhG 4.2
evaṃ paramparā-prāptam imaṃ rājarṣayo viduḥ |
sa kāleneha mahatā yogo naṣṭaḥ parantapa