Agni Purana (Jyotisha Selections) · by Vyasa
Chapter 3 · Name Letters and Chakras
युद्धजयार्णवः (चक्राणि)
शीर्षे त्रीणि मुखे चैकं द्वे ऋक्षे नेत्रयोर्न्यसेत् ।वेदसंख्यानि हस्ताभ्यां कर्ण ऋक्षद्वयं पुनः ॥ ९ ॥
In the full Agni Purana this is chapter 131, verse 9.
Put three stars on the head and one on the face. Put two stars on the eyes. Put four on the hands, and two on the ears.
Simple meaning: Stars are placed on the head, face, eyes, hands and ears. Their numbers are three, one, two, four and two.
हृदये भूतसंख्यानि षड्ऋक्षाणि तु पादयोः ।
Five stars go on the heart and six on the feet. The name star goes in the middle.
नेत्रे शिरोदक्षकर्णे याम्यहस्ते च पादयोः ।
The verse lists body places in order: eyes, head, ears, hands, feet, heart, neck and so on.
यस्मिन्नृक्षे स्थितः सूर्यः सौरिर्भौमस्तु सैंहिकः ।
If the Sun, Saturn, Mars or Rahu sits on a star, the body part set on that star is hurt.