Śatapatha Brāhmaṇa ("of a hundred paths") 4.6.4.6

4.6.4.6

yadyu aindrīṃ vaiśvakarmaṇīṃ vidyāt | tathaiva gṛhṇīyādviśvakarmanhaviṣā vardhanena trātāramindramakṛṇoravadhyam | tasmai viśaḥ samanamanta pūrvīrayamugro vihavyo yathāsat | upayāmagṛhīto 'sīndrāya tvā viśvakarmaṇa eṣa te yonirindrāya tvā viśvakarmaṇa iti

But if he knows the (verse) referring to Indra (and) Visvakarman, let him draw it thus (Vâg. S. VIII, 46), 'O Visvakarman, with strengthening libation madest thou Indra an invincible champion: to him did the people bow down of old, because he, the mighty, is worthy of adoration.--Thou art taken with a support: thee to Indra Visvakarman!--This is thy womb: thee to Indra Visvakarman!'