Mahabharata 5.46.16

अभिवादयन्ति वृद्धांश्च वयस्यांश्च वयस्यवत्यूनश्चाभ्यवदन्पार्थाः प्रतिपूज्य यथावयः

abhivādayanti vṛddhāṃśca vayasyāṃśca vayasyavatyūnaścābhyavadanpārthāḥ pratipūjya yathāvayaḥ

Our plain-language meaning of this verse is waiting for scholar review.