Observing the Vedic ordinances (of the Creator as declared in the Vedas), the Pitris, who support (by rain) the lives of even all disbelievers, are, O king, engaged in action.
अनास्तिकानां भूतानां प्राणदाः पितरश्च ये। तेऽपि कर्मैव कुर्वन्ति विधि सम्प्रेक्ष्य पार्थिव॥