Shiva Purana
चक्रुर्निवेदनं देवाः स्वदुःखस्यारिपीडनात् ॥ यथा च ददतुः शुम्भनिशुम्भौ वरसम्मदात् ॥ १९ ॥
The gods submitted to him how Śumbha and Niśumbha inflicted pain on them due to their strength derived from the boons.
english translation
cakrurnivedanaM devAH svaduHkhasyAripIDanAt ॥ yathA ca dadatuH zumbhanizumbhau varasammadAt ॥ 19 ॥
hk transliteration by Sanscript