यस्याः परतरं नास्ति सैषा दुर्गा प्रकीर्तिता ॥२४॥ Surahpadman and Tarakasura, two demons at time, had been given a blessing that they might not be destroyed. Actually, only Shiva and Parvati’s Children had been able to killing them. ‘What if they never ever regulate to get rid of The 2 demons https://www.youtube.com/watch?v=S1HpMpEww4Q