Agnipurana 196.3

196.3

meḍhraṃ pūrvottarāsveva kaṭiṃ vai kṛttikāsu ca /
pārśve bhādrapadābhyāntu kukṣiṃ vai revatīṣu ca //

Under Pūrvā- and Uttarā-[phālgunī] the penis, and the waist indeed under Kṛttikā; / the sides under both Bhādrapadās, and the belly indeed under Revatī;