Parātrīśikā· 1.9 / 36

Parātrīśikā1.9

1.9
इयं योनिः समाख्याता सर्वतन्त्रेषु सर्वदा । चतुर्दशयुतं भद्रे तिथीशान्तसमन्वितम् । तृतीयम् ब्रह्म सुश्रोणि हृदयम् भैरवात्मनः ॥९॥
iyaṃ yoniḥ samākhyātā sarvatantreṣu sarvadā | caturdaśayutaṃ bhadre tithīśāntasamanvitam | tṛtīyam brahma suśroṇi hṛdayam bhairavātmanaḥ
— this ; — the womb, the source (yoni) ; — is fully proclaimed, is declared ; — in all the tantras ; — always ; — joined with the fourteenth (the vowel au) ; — O auspicious one ; — accompanied by the end of the tithi-lord (the visarga ḥ) ; — the third (the third seed-syllable/brahman) ; — brahman (here the sacred syllable/seed) ; — O fair-hipped one ; — the heart (the essence, the bīja SAUḤ) ; — of Bhairava's own self (whose nature is Bhairava)

This is proclaimed as the Womb (yoni) in all the tantras, ever (and everywhere). Joined with the fourteenth (au), O auspicious one, accompanied by the end of the tithi-lord (the visarga) — this third brahman, O fair-hipped one, is the Heart of Bhairava's very Self.