Manusmriti

siva.sh/manusmriti/9/321

अद्भ्योऽग्निर्ब्रह्मतः क्षत्रमश्मनो लोहमुत्थितम् । तेषां सर्वत्रगं तेजः स्वासु योनिषु शाम्यति ॥ ३२१ ॥

sanskrit

Fire sprang from water, Kshatriyas from Brahmanas, iron from stone; the all-penetrating force of those (three) has no effect on that whence they were produced.

english translation

adbhyo'gnirbrahmataH kSatramazmano lohamutthitam | teSAM sarvatragaM tejaH svAsu yoniSu zAmyati || 321 ||

hk transliteration by Sanscript