Shatapatha Brahmana 1.4.3.21

1.4.3.21

yadyekādaśyāma ... | yātsarvaṃ vā etadātmānamagnāvādhāḥ sarveṇātmanārttirmāriṣyasi kṣipre 'muṃ lokameṣyasīti tathā haiva syāt

If any one were to curse him at the eleventh (verse), he should say to him, 'Thereby thou hast put thine entire body into the fire: with that entire body of thine shalt thou undergo suffering, thou shalt swiftly pass to yonder world!' for this is what would take place.