Brihat Parashara Hora Shastra
शीर्षोदयी द्युवीर्याढ्यस्तुलः कृष्णो रजोगुणी। पश्चिमो भूचरो घाती शूद्रो मध्यतनुर्द्विपात्॥ १५॥
Tula described. Tula is a Seershodaya Rāśi, rising with its head; Tula is strong in daytime. It is black in complexion and is predominant with Rajo-Gun. It relates to the western direction and resorts to land. It is destructive, or mischievous („Dhatin‟). It represents Sudras, or the 4th Varna. It has a medium build physique and is a biped Rāśi. Its Lord is Śukr.
english translation
zIrSodayI dyuvIryADhyastulaH kRSNo rajoguNI। pazcimo bhUcaro ghAtI zUdro madhyatanurdvipAt॥ 15॥
hk transliteration by Sanscript