Śiva Sūtras · 1.13

Śiva Sūtras 1.13

1.13
इच्छाशक्तिरुमा कुमारी ॥१३॥
icchāśaktir umā kumārī
sūtra
— the power of will ; — Umā (the goddess; here, supreme volition) ; — the virgin maiden (unmodified, free of secondary aims)

The Will-power (of the yogin) is Umā, the Virgin.