# Will you speak unrighteousness for God, and will you talk deceitfully for him?
"You think that you are speaking for God, but you are speaking unrighteousness. You are trying to defend him by speaking deceitfully.". Job rebukes his friends for speaking unrighteously.
# speak unrighteousness
"speak unrighteous words"
# for God ... for him
"to defend God ... to defend him" or "as God's representative ... to represent him"
# talk deceitfully
"tell lies"