Garudapurana 1.157.11

1.157.11

kṛte 'pyakṛtasaṅgaśca sarvātmā sarvalakṣaṇaḥ /
bhayena kṣubhite citte śāyite drāvayetsa (ccha) kṛt //

feeling as though not done even after defecation; that of all three forms has all symptoms. / When the mind is agitated by fear and one lies down, the wind liquefies the stool;