Shiva Purana
पंचब्रह्मादिमनुभिर्गृहस्थस्य विधीयते । त्रियंबकेन मनुना विधिर्वै ब्रह्मचारिणः ३५ ।
A house-holder shall repeat the Pañcabrahma[6] mantra etc. and a Brahmacārin shall repeat the Tryambaka-mantra[7] at the time.
english translation
paMcabrahmAdimanubhirgRhasthasya vidhIyate । triyaMbakena manunA vidhirvai brahmacAriNaH 35 ।
hk transliteration by Sanscript