Narada Purana (Jyotisha Selections) · by Vyasa
Chapter 6 · Calendar, Muhurta Elements
कालमानं मुहूर्ताङ्गानि च
बिलप्रवेशगणितभूतसाधनलेखनम् ।शिल्पकर्मकलाकूपनिक्षेपोद्धरणादि यत् ॥ १७२ ॥
In the full Narada Purana (Purva Bhaga) this is chapter 56, verse 172.
Entering a hole or cave, counting, rites to master a bhuta (spirit), and writing. Craft work, the arts, digging a well, burying things and digging them up, and the like.
Simple meaning: Downward stars suit digging, wells, writing, counting and craft work.
मित्रेन्दुत्वाष्ट्रहस्तेन्द्रादितिभांत्याश्विवायुभम् ।
Nine stars face sideways. The next verse names the work to do in them.
हलप्रवाहगमनं गंत्रीपत्रगजोष्ट्रकम् ।
Sideways stars suit ploughing, travel, carts, boats and work with animals.
ब्रह्मविष्णुमहेशार्यशततारावसूत्तराः ।
Nine stars face upward. The next verse names the work to do in them.