Charak Samhita
बृहणं स्वर्यमायुष्यं प्लीहोदरविनाशनम्। वयसः स्थापनं मेध्यं पिप्पलीनां रसायनम् ॥४०॥
The Rasayana use of pippali is bulk promoting, beneficial for voice and life span, alleviates spleen enlargement, sustains age and promotes intellect.
english translation
bRhaNaM svaryamAyuSyaM plIhodaravinAzanam। vayasaH sthApanaM medhyaM pippalInAM rasAyanam ॥40॥
hk transliteration by Sanscript