Shiva Purana
द्विजदुःखकरा ये च प्रहारं चोद्धरंति ये ॥ सेवन्ते तु द्विजाश्शूद्रां सुरां बध्नंति कामतः ॥ २०॥
Those who cause misery to brahmins by means of kicks and blows; the brahmins who serve Śūdra women and drink wine due to passion.
english translation
dvijaduHkhakarA ye ca prahAraM coddharaMti ye ॥ sevante tu dvijAzzUdrAM surAM badhnaMti kAmataH ॥ 20॥
hk transliteration by Sanscript