Shivapurana 7.2.17.17

Śivapurāṇa (complete text) 7.2.17.17

aghoraṃ dakṣiṇe vāme vāmaṃ sadyaṃ ca paścime |
rakṣāṃ vidhāya mudrāṃ ca baddhā kumbhābhimantraṇam ||