When there was a manifestation of skin separated from the gigantic form, Anila, the deity directing the wind, entered with partial touch, and thus the living entities can realize tactile knowledge.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
निर्भिन्नान्यस्य चर्माणि लोकपालोऽनिलोऽविशत् । प्राणेनांशेन संस्पर्शं येनासौ प्रतिपद्यते
nirbhinnānyasya carmāṇi lokapālo'nilo'viśat | prāṇenāṃśena saṃsparśaṃ yenāsau pratipadyate
SB 3.6.16