Agni Purana (Jyotisha Selections) · by Vyasa
Chapter 2 · War Astrology: Yogas, Nakshatras
युद्धजयार्णवः (योगाः नक्षत्राणि)
विशाखा कृत्तिका चैव उत्तरे द्वे पुनर्वसुः ।पूर्वभाद्रपदा चैव षडेते तु त्रिपुष्कराः ॥ २५ ॥
In the full Agni Purana this is chapter 126, verse 25.
Vishakha, Krittika, the two Uttaras, Punarvasu and Purva Bhadrapada: these six are Tripushkara.
Simple meaning: Six nakshatras make Tripushkara: Vishakha, Krittika, two Uttaras, Punarvasu and Purva Bhadrapada.
लाभो हानिर्जयो वृद्धिः पुत्रजन्म तथैव च ।
In that combination, gains, losses, wins and a son's birth all come three times over.
अश्विनी भरणी चैव अश्लेषा पुष्यमेव च ।
A list of seven nakshatras: Ashvini, Bharani, Ashlesha, Pushya, Swati, Vishakha and Shravana.
एतानि दृढचक्षूंषि पश्यन्ति च दिशो दश ।
These seven nakshatras see all ten directions. A traveller who left under them, even far away, returns.