Hippolytus, Ante-Nicene Fathers Vol. V, Hippolytus… (1885)
“ Respecting, however, the generation of the twenty-four elements, he expresses himself thus: that Henotes coexists with Monotes, and that from these issue two projections, viz., Monas and Hen, and that these being added together [1] become four, for twice two are four. ”
