Brihat Parashara Hora Shastra
आरूढे संस्थिते सौम्ये सर्वदेशाधिपो भवेत् । सर्वज्ञस्तत्र देवेज्ये कविर्वादी च भार्गवे ॥ ३९॥
If Budh is in Lagn Pad, the native will Lord over a whole country, while Guru will make him a knower of all things. Śukr in this context denotes a poet/speaker (also see Ch. 29, verse 30).
english translation
ArUDhe saMsthite saumye sarvadezAdhipo bhavet । sarvajJastatra devejye kavirvAdI ca bhArgave ॥ 39॥
hk transliteration by Sanscript