Garudapurana 1.149.8

1.149.8

pratataṃ kāsavege ca jyotiṣāmiva darśanam /
kaphāduro 'lparuṅmūrdhi hṛdayaṃ stimite guru //

and, during a continuous paroxysm of coughing, the apparent perception of sparks. / From phlegm, the chest and head have little pain, and the heart is motionless and heavy;