Brihat Parashara Hora Shastra
अष्टमस्थैस्त्रिभि खेटैः स्वोच्चमित्रस्ववर्गगैः । लग्नेशे बलसंयुक्ते दीर्घमायुस्तदा भवेत् ॥ ६३॥
Long life is denoted, if three Grahas are in Randhr Bhava, in exaltation, own, or friendly divisions, while Lagn‟s Lord is strong.
english translation
aSTamasthaistribhi kheTaiH svoccamitrasvavargagaiH । lagneze balasaMyukte dIrghamAyustadA bhavet ॥ 63॥
hk transliteration by Sanscript