US-P17.025ab ।US-P17.025cd ॥
In plain words
That darkness of ignorance known as deep sleep is the seed of both dreaming and waking. When scorched by the direct realization of the Self, that causal seed is burned away so that it can never sprout again.
Close to the Sanskrit
The darkness and ignorance called deep sleep is the seed of dream and waking; burnt completely by the realization of one's own Self, the seed is burnt like [that which is] non-sprouting.