Verse 26

आशापाशशताबद्धा वासनाभावधारिणः । ।कायात्कायमुपायान्ति वृक्षात्वृक्षमिवाण्डजाः

In plain words

Bound by a hundred nooses of desire, bearing within them the very substance of vāsanā, they pass from body to body — like birds from tree to tree.