Bhagavad Gita 9.16

अहं क्रतुरहं यज्ञः स्वधाऽहमहमौषधम्। मंत्रोऽहमहमेवाज्यमहमग्निरहं हुतम्

ahaṁ kratur ahaṁ yajñaḥ svadhāham aham auṣhadham mantro ’ham aham evājyam aham agnir ahaṁ hutam

I the ablation; I the sacrifice; I the ancestral offering; I the fire-giving herb; the mantram I; I also the butter; I the fire; the burnt-offering I;