It is also heard that those that were born Kshatriyas became Brahmanas. Vishvamitra and other attained to eternal Brahma.
क्षत्रियेभ्यश्च ये जाता ब्राह्मणास्ते च ते श्रुताः। विश्वामित्रप्रभृतयः प्राप्ता ब्रह्मत्वमव्ययम्॥