Brihat Parashara Hora Shastra
गुरुः समफलः ख्यातः शुक्रो मारकलक्षणः । धनुर्लग्नोद्भवस्यैवं फलं ज्ञेयं विपश्चिता ॥ ३८॥
Śani is a killer, Guru is neutral. Śukr acquires killing powers.
english translation
guruH samaphalaH khyAtaH zukro mArakalakSaNaH । dhanurlagnodbhavasyaivaM phalaM jJeyaM vipazcitA ॥ 38॥
hk transliteration by Sanscript