The collection (Saṃhitā) is considered to be twelve-fold and of the highest merit, The learned Brahmins (Viprās) describe their number—listen to this attentively, O listener.
The first Saṃhitā of Vidyeśvara, consisted of ten thousand verses. The Raudra, Vaināyaka, Aumika and Mātṛ Saṃhitās consisted of eight thousand verses each.
त्रयोदशसहस्रं हि रुद्रै कादशकं द्विजाः । षट्सहस्रं च कैलासं शतरुद्रं तदर्द्धकम् ५३ ।
O brahmins, the Rudraikādasa saṃhitā consisted of thirteen thousand verses; the Kailāsa saṃhitā of six thousand verses and the Śatarudra of three thousand verses.
The Vāyavīya saṃhitā consisted of 4000 verses and the Dharma saṃhitā of twelve thousand verses. Thus the whole Śivapurāṇa contained a hundred thousand verses.