"... Patristic writers cited the work frequently, especially in formulating Christological and trinitarian doctrine. Thus Ignatius applied to Christ language from 7:29–30 about Wisdom, and from 18:14–15 about the logos (Ephesians 18.2–3; Magnesians 8.2). Origen cited Wisdom’s attributes to support the eternal generation of the Son by the Father and the sharing of the Father and Son in the same essence. Augustine used the same passage to argue for the full equality of the persons of the trinity. Augustine also drew often on 9:15–17, according to which the perishable body weighs down the soul and spiritual insight requires the gift of the spirit, to formulate his anthropology; and he saw in the portrayal of the persecuted righteous one in 2:12–20 a prediction of Christ’s passion. Ambrose, among others, found a foreshadowing of the crucifixion in the reference to the saving wood of Noah’s ark: “Blessed is the wood by which righteousness comes” ..."