dehavadbhir avāpyate

klesah-trouble; adhikatarah-more troublesome; tesam-of them; avyakta-unmanifested; asakta-being attached; cetasam-of those whose minds; avyakta-unmanifested; hi-certainly; gatih duhkham-progress is troublesome; dehavadbhih-of the embodiments; avapyate-achieve.