Shiva Purana
तपश्च ववृधे देव्यास्तीव्रं तीव्रतरात्मकम् ॥ देवाश्च दैत्यनिर्बन्धाद्ब्रह्माणं शरणं गताः ॥ १८ ॥
The penance of the goddess increased and became gradually acute. Meanwhile the gods sought refuge in Brahma due to the pressure of the Daityas.
english translation
tapazca vavRdhe devyAstIvraM tIvratarAtmakam ॥ devAzca daityanirbandhAdbrahmANaM zaraNaM gatAH ॥ 18 ॥
hk transliteration by Sanscript