Agni Purana (Jyotisha Selections) · by Vyasa
Chapter 2 · War Astrology: Yogas, Nakshatras
युद्धजयार्णवः (योगाः नक्षत्राणि)
उमा सोमः स्वयं शक्तिर्वामा ज्येष्ठा च रौद्र्यपि ।ब्रह्मा विष्णुः क्रमाद्रुद्रो गुणाः सर्गादयस्त्रयः ॥
In the full Agni Purana this is chapter 124, verse 16.
Uma, Soma, Shakti herself, Vama, Jyeshtha and Raudri. Brahma, Vishnu and Rudra in order. The three qualities begin with creation.
Simple meaning: Several goddesses and Brahma, Vishnu and Rudra are named, with the three qualities starting with creation.
रत्ननाडीत्रयं चैव स्थूलः सूक्ष्मः परोऽपरः ।
Think of the white one releasing the highest nectar through the three jewel paths.
प्लाव्यमानं यथाऽऽत्मानं चिन्तयेत्तं दिवानिशम् ।
Thinking of oneself as flooded by it, one becomes ageless and reaches Shiva-hood.
अङ्गुष्ठादौ न्यसेदङ्गान्नेत्रमध्येऽथ देहके ।
After placing the mantra limbs on the body and worshipping Mrityunjaya, one wins at the start of a battle.