Leviticus 27:8
But if he is poorer than the value which you have put on him, then let him be taken to the priest, and the priest will put a value on him, such as it is possible for him to give.But if he is poorer than the value which you have put on him, then let him be taken to the priest, and the priest will put a value on him, such as it is possible for him to give.