Shiva Purana
मुद्रया स्थापनाद्याश्च मुद्रास्संदर्शयेत्ततः ॥ विन्यस्यांगानि ह्रां ह्रीं ह्रूमंतेन मनुना ततः ॥ २६॥
Then he should show the seals and the other seals of installation. Then Manu placed his limbs on the hrāṁ hrīm hrūmanta.
english translation
mudrayA sthApanAdyAzca mudrAssaMdarzayettataH ॥ vinyasyAMgAni hrAM hrIM hrUmaMtena manunA tataH ॥ 26॥
hk transliteration by Sanscript