Given a sentence in English language, translate the sentence to Igbo language keeping the meaning of the original sentence intact

English sentence: And why is Jesus' ransom sacrifice the key that unlocks the door for God's purpose to be accomplished?
Gịnị mere àjà Jizọs chụrụ ji bụrụ ihe ga-eme ka ihe Chineke bu n'obi mezuo?

English sentence: Then they began at the ancient men which were before the house.
Ha we malite n'etiti ndi-okenye ndi nọ n'iru ulo ahu.

English sentence: In verses 3-8 he talks about using spiritual gifts for the good of the whole body.

na amaokwu 3-8 o kwuru okwu banyere iji onyinye ime mmụọ maka ezi nke ndị ahụ nile na-.