Digha Nikaya (Coleção dos Discursos Longos) 1:725
SUJATOTañca tathāgato jīvitahetu puna paccāvamissatīti netaṁ ṭhānaṁ vijjati.
It’s not possible for the Realized One, for the sake of life, to take back the life force once it has been given up like that.