proktany ebhir mitah kalpo
rajan-O King; caturdasa-fourteen; etani-all these; tri-kala-the three periods of time (past, present and future); anugatani-covering; te-to you; proktani-described; ebhih-by these; mitah-estimated; kalpah-one day of Brahma; yuga-sahasra-one thousand cycles of four yugas; paryayah-consisting of.