Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/13/42

घृतस्नानं ततः कृत्वा पुत्रस्य गिरिजा स्वयम् ।। त्रिरावृत्तोपवीतं च ग्रन्थिनैकेन संयुतम् ।। ४२ ।।

sanskrit

Then Girija herself took a bath in ghee for her son The three-fold sash was tied together with a single knot.

english translation

ghRtasnAnaM tataH kRtvA putrasya girijA svayam || trirAvRttopavItaM ca granthinaikena saMyutam || 42 ||

hk transliteration by Sanscript