Brihat Jataka
वेलामथ विलग्नं च होरामंशकमेव च ॥ पञ्चकेषु विजानीयान्नष्टजातकसिद्धये ॥ २६-१४ ॥
Then among those consisting of five one should know the time, lagna, hora, and indeed the navamsha for the reconstruction of a lost horoscope.
english translation
velAmatha vilagnaM ca horAmaMzakameva ca ॥ paJcakeSu vijAnIyAnnaSTajAtakasiddhaye ॥ 26-14 ॥
hk transliteration by Sanscript