Brihat Parashara Hora Shastra
षष्ठाऽष्टरिष्फगो राहुस्तद्दये कष्टदो भवेत् । शुभग्रहयुतो दृष्टो न तदा कष्टकृन्मतः ॥ २४॥
He will not, however, do so, if Rahu receives a Drishti from, or is yuti with a benefic.
english translation
SaSThA'STariSphago rAhustaddaye kaSTado bhavet । zubhagrahayuto dRSTo na tadA kaSTakRnmataH ॥ 24॥
hk transliteration by Sanscript