The Compendium of Bheḷa 1.10.3

1.10.3

jantośśāmyati kāyāgnirathavāduṣṭaśayyayā | udveṣṭyante ' sya gātrāṇi kaṭipṛṣṭhaṃ ca dūyate ||

a person's digestive fire is extinguished, or by a bad bed. / His limbs twist, and his hips and back ache;