[Footnote 58: D'Anville (l'Euphrate et le Tigre, p. 130 - 137) will fix the position of these ambiguous Christians; Assemannus (Bibliot. Oriental. tom. iv. p. 607 - 614) may explain their tenets. But it is a slippery task to ascertain the creed of an ignorant people afraid and ashamed to disclose their secret traditions. ]