Brihat Parashara Hora Shastra
मन्दसौम्यसिताः पापाः शुभौ गुरुदिवाकरौ । न शुभं योगमत्रेण प्रभवेच्छनिजीवयोः ॥ २०॥
Śani, Budh and Śukr are malefics. Auspicious are Guru and Sūrya. The mere Yuti of Śani with Guru will not produce auspicious effects (although they own a Kon and a Kendr).
english translation
mandasaumyasitAH pApAH zubhau gurudivAkarau । na zubhaM yogamatreNa prabhavecchanijIvayoH ॥ 20॥
hk transliteration by Sanscript