yadā devarṣayaḥ sapta maghāsu vicaranti hi tadā pravṛttas tu kalir dvādaśābda-śatātmakaḥ
WORD BY WORD
TRANSLATION
When the constellation of the seven sages is passing through the lunar mansion Maghā, the Age of Kali begins. It comprises twelve hundred years of the demigods.
PURPORT
This verse has not purport by His Holiness Hṛdayānanda dās Gosvāmi, initiated disciple of His Divine Grace A.C. Bhaktivedanta Svāmī Prabhupāda.