Skandapurana 6.3.43.15

6.3.43.15

vyādhigrahagṛhīto vā vṛddho vā vikalendriyaḥ .
ātmānaṃ dāhayitvāgnau vidhinā sadgatiṃ labhet .. 43.15 ..

Or if seized by disease or evil planets, or old, or with impaired senses,
he attains a good destination by duly having himself consumed in fire.