Dhammapada verses 108 and 109

108. Whatever gifts and oblations one seeking merit might offer in this world for a whole year, all that is not worth one fourth of the merit gained by revering the Upright Ones, which is truly excellent.

109. To one ever eager to revere and serve the elders, these four blessing accrue: long life and beauty, happiness and power.

– Dhammapada VIII – Sahassavagga: The Thousands 108 and 109