Manusmriti
एषा धर्मस्य वो योनिः समासेन प्रकीर्तिता । सम्भवश्चास्य सर्वस्य वर्णधर्मान्निबोधत ॥ २५ ॥
Thus has the origin of the sacred law been succinctly described to you and the origin of this universe; learn (now) the duties of the castes (varna).
english translation
eSA dharmasya vo yoniH samAsena prakIrtitA । sambhavazcAsya sarvasya varNadharmAnnibodhata ॥ 25 ॥
hk transliteration by Sanscript