Markandeya Purana 83.38

83.38

ṛṣiruvāca
evamuktvā samutpatya sārūḍhā taṃ mahāsuram /
pādenākramya kaṇṭhe ca śūlenainamatāḍayat //

Exclaiming thus she leaped upwards and sat herself on that great Asura, and kicked him on the neck with her foot and struck him with her spear. And thereupon he, being assailed by her foot, half issued forth[5] from his own mouth in sooth, being completely encompassed by the goddess’ valour. That great Asura being thus attacked half issued forth indeed. The goddess struck off his head with her great sword and laid him low.[6]