Brihat Parashara Hora Shastra
गौरगात्रो गुरुर्ज्ञेयः शुक्रः श्यावस्तथैव च। कृष्णदेहो रवेः पुत्रो ज्ञायते द्विजसत्तम॥ १७॥
Tawny, variegated and dark are Guru, Śukr and Śani in their order.
english translation
gauragAtro gururjJeyaH zukraH zyAvastathaiva ca। kRSNadeho raveH putro jJAyate dvijasattama॥ 17॥
hk transliteration by Sanscript