18:70  

अध्येष्यते च य इमं धर्म्यं संवादमावयोः ।
ज्ञानयज्ञेन तेनाहमिष्टः स्यामिति मे मतिः ॥१८- ७०॥

adhyeShyate cha ya imaM dharmyaM saMwaadamaawayoH ।

dnyaanayadnyena tenaahamiShTaH syaamiti me matiH ॥१८- ७०॥

Source: Automatic ITRANS Transliteration

And who study this virtuous dialogue between us,
By them, by knowledge sacrifice shall I be adored. Such is my judgement.

Source: Milind S. Pandit

I shall be worshipped with Jnana-Yajna (or knowledge sacrifice) by those who shall study this sacred dialogue of ours. This is My promise.

Source: The Bhagavad-Gita: The Sacred Song

And I declare that he who studies this sacred conversation worships Me by his intelligence.

Source: Bhagavad Gita As It Is