Devibhagavatapurana 11.4.24

Devībhāgavatapurāṇa 11.4.24

vaktraikādaśarudrākṣo rudraikādaśakaṃ smṛtam |
śikhāyāṃ dhārayedyo vai tasya puṇyaphalaṃ śṛṇu ||