Mantra 6

अनुपश्य यथा पूर्वं प्रतिपश्य तथापरे ।सस्यमिव मर्त्यः पच्यते सस्यमिवाजायते पुनः ॥ ६ ॥

In plain words

'Look back on how it was with those who came before; look also at those who are now. Like grain, a mortal ripens [and falls]; like grain, he is born again.'