ज्ञानं जाग्रत्
In plain words
is waking.
The commentators
Śivasūtra with Kṣemarāja's Vimarśinī
एतज्जाग्रदादित्रयं सूत्रत्रयेण लक्षयति - ज्ञानं जाग्रत् ॥ ८ ॥
In plain words
Knowledge is waking. He marks out these three, waking and the rest, with three sūtras.
On this passage
Sūtras 8, 9 and 10 are explained together; the explanation follows sūtra 10.