A class on Bhagavad Gita 4.5 given by His Divine Grace A.C. Bhaktivedanta Swami Prabhupada on March 25, 1974 in Mumbai, India.
Bhagavad Gita 4.5
śrī-bhagavān uvāca
bahūni me vyatītāni
janmāni tava cārjuna
tāny ahaṁ veda sarvāṇi
na tvaṁ vettha paran-tapa
The Personality of Godhead said: Many, many births both you and I have passed. I can remember all of them, but you cannot, O subduer of the enemy!