Sentence:  There are some passages in the writings of Irenaeus where the image of God and the similitude are sharply distinguished , so most notably in the statement : `` If the [ <WSD>Holy</WSD> ] Spirit is absent from the soul , such a man is indeed of an animal nature ; and , being left carnal , he will be an imperfect being , possessing the image [ of God ] in his formation , but not receiving the similitude [ of God ] through the Spirit '' . 
Meaning of the word marked with <WSD> tags:  the third person in the Trinity; Jesus promised the Apostles that he would send the Holy Spirit after his Crucifixion and Resurrection; it came on Pentecost