Based upon what you have written, your husband has to file an order to show cause for contempt of a court order in the state where he was given temporary custody of his child against the mother.Based upon what the court decides, an order can be issued by the issuing court finding the mother in contempt and ordering her arrest in the other state where the child is to be released to your husband after there is a new filing in the state where the mother resides referencing the order of the initial state.Based upon what you have written, your spouse needs to consult with a family law attorney for assistance in the matter you have written about.