‘The deceiver is cursed who has an acceptable male in his flock and makes a vow but sacrifices a defective animal to the Lord. For I am a great King,’ says the Lord of Armies, ‘and my name will be feared among the nations.
Do not bring a female prostitute’s wages or a male prostitute’s earnings into the house of the Lord your God to fulfil any vow, because both are detestable to the Lord your God.
He may not replace it or make a substitution for it, either good for bad, or bad for good. But if he does substitute one animal for another, both that animal and its substitute will be holy.