Manusmriti
तुरीयो ब्रह्महत्यायाः क्षत्रियस्य वधे स्मृतः । वैश्येऽष्टमांशो वृत्तस्थे शूद्रे ज्ञेयस्तु षोडशः ॥ १२६ ॥
One fourth (of the penance) for the murder of a Brahmana is prescribed (as expiation) for (intentionally) killing a Kshatriya, one-eighth for killing a Vaisya; know that it is one-sixteenth for killing a virtuous Sudra.
english translation
turIyo brahmahatyAyAH kSatriyasya vadhe smRtaH । vaizye'STamAMzo vRttasthe zUdre jJeyastu SoDazaH ॥ 126 ॥
hk transliteration by Sanscriptतुरीयो ब्रह्महत्यायाः क्षत्रियस्य वधे स्मृतः । वैश्येऽष्टमांशो वृत्तस्थे शूद्रे ज्ञेयस्तु षोडशः ॥ १२६ ॥
One fourth (of the penance) for the murder of a Brahmana is prescribed (as expiation) for (intentionally) killing a Kshatriya, one-eighth for killing a Vaisya; know that it is one-sixteenth for killing a virtuous Sudra.
english translation
turIyo brahmahatyAyAH kSatriyasya vadhe smRtaH । vaizye'STamAMzo vRttasthe zUdre jJeyastu SoDazaH ॥ 126 ॥
hk transliteration by Sanscript