Brihat Parashara Hora Shastra
भाग्येशे परमोच्चस्थे भाग्यांशे जीवसंयुते । लग्नाच्चतुष्टये शुक्रे तत्पिता दीर्घजीवनः ॥ ५॥
Long-living Father. Should Dharm‟s Lord be in deep exaltation, while Śukr is in an angle from Tanu Bhava and Guru is in the 9th from Navāńś Lagn, the father of the native will enjoy a long span of life.
english translation
bhAgyeze paramoccasthe bhAgyAMze jIvasaMyute । lagnAccatuSTaye zukre tatpitA dIrghajIvanaH ॥ 5॥
hk transliteration by Sanscript