Bhagavad Gita – Chapter 6 Text 45

And when the yogi engages himself with sincere endeavor in making further progress, being washed of all contaminations, then ultimately, achieving perfection after many, many births of practice, he attains the supreme goal. prayatnad yatamanas tu yogi samsuddha-kilbisah aneka-janma-samsiddhas tato yati param gatim prayatnat–by rigid practice; yatamanah–endeavoring; tu–and; yogi–such a transcendentalist; samsuddha–washed [...]