"In other words, they assert three ultimate goals that can be achieved and then last forever – shravaka arhatship, pratyekabuddha arhatship, and Buddhahood."
"This state is also called arhatship, the condition of an arhat, meaning originally a worthy or venerable man, and the person enjoying it is alive."
"Once these arhats have passed away from the lifetime in which they have achieved arhatship – in other words, once they have achieved nirvana without residue (lhag-bcas-kyi mya-ngan-‘das), they are no longer able to enter the bodhisattva path."