Esaiam
Wordlist from Comphistsem Frankfurt, Jan. 2016:
m ACC sg | ACC sg | m ACC sg Esaia
m ACC sg | m ACC sg Esaias
Lewis & Short, A latin dictionary (1879)
Esaias, Ēsāĭās, ae, m. Heb., the Jewish prophet Isaian, Lact. 4, 11, 10; Prud. στεφ . 5, 524.—Hence, Ēsāĭānus, a, um, adj., of Isaiah, Sulp. Sev. Ep. 2, 10.
Gaffiot, Dictionnaire latin-français (2016, ex 1934), merci à G. Gréco, M. De Wilde, B. Maréchal, K. Ôkubo!
Esaias Esāĭās (Ἠσαίας), v. Isaias.