The first was proposed by Zosimos of Panopolis (3rd–4th centuries), who derived it from the name of a book, the Khemeu.
ðə fˈɜːst wʌz pɹəpˈoʊzd baɪ zəsˈɪmoʊz ʌv pænˈɑːpəliz θˈɜːd fˈoːɹθ sˈɛntʃɚɹiz, hˌuː dᵻɹˈaɪvd ɪt fɹʌmðə nˈeɪm əvə bˈʊk, ðə kˈɛmjuː.