Phaladeepika
स्वाम्बुशत्रुमृतिखायगः शुभो ज्ञस्तदा न खलु विध्द्यते सदा । स्वाल्मजत्रितप आद्यनैधन प्राप्तिगैविबुधुभिर्यदि ग्रहैः ॥ ६॥
Mercury will be auspicious when he transits the 2 nd, 4 th, 6 th, 8 th, 10 th and 11 th houses provided their corresponding Vedha places, vz., 5 th, 3 rd, 9 th, 1 st, 8 th and 12 th are not occupied by any of the planets other than the Moon.
english translation
svAmbuzatrumRtikhAyagaH zubho jJastadA na khalu vidhdyate sadA । svAlmajatritapa Adyanaidhana prAptigaivibudhubhiryadi grahaiH ॥ 6॥
hk transliteration by Sanscript