Shivapurana 2.5.4.14

Śivapurāṇa (complete text) 2.5.4.14

muṇḍyuvāca |
yatkartavyaṃ mayā deva drutamādiśa tatprabho |
tvadājñayākhilaṃ karma saphalaṃ ca bhaviṣyati ||