Skandapurana 1.3.32.152

1.3.32.152

śuśubhe sa mahādevaḥ samādhau caṃdraśekharaḥ..
yogapaṭṭaḥ kṛtastena śeṣasya ca mahātmanaḥ..
vāsukiḥ sarparājaśca kaṭibaddhaḥ kṛto mahān.. 34.152 ..

Mahādeva, the moon-crested god, shone in deep meditation; / a yogic band was made by him out of the great-souled Śeṣa, / and Vāsuki, king of serpents, was bound tightly around his waist.