Shiva Purana
ब्रह्मणत्वं हि दुष्प्राप्यं कृच्छ्रेण साध्यते नरैः ॥ ब्राह्मण्यात्सकलं प्राप्य मोक्षश्चापि मुनीश्वर ॥ १७ ॥
Brahmanhood is difficult to attain and is attained by men with difficulty O lord of sages having attained all that is attained by brahminhood and also liberation.
english translation
brahmaNatvaM hi duSprApyaM kRcchreNa sAdhyate naraiH ॥ brAhmaNyAtsakalaM prApya mokSazcApi munIzvara ॥ 17 ॥
hk transliteration by Sanscript