kṛtaḿ tretā dvāparaḿ ca
kaliś ceti catur-yugam
anena krama-yogena
bhuvi prāṇiṣu vartate
kritam -- Satya-yuga; treta -- Treta-yuga; dvaparam -- Dvapara-yuga; ca -- and; kalih -- Kali-yuga; ca -- and; iti -- thus; catuh-yugam -- the cycle of four ages; anena -- by this; krama -- sequential; yogena -- pattern; bhuvi -- in this world; pranishu -- among living beings; vartate -- goes on continuously.