practice. A writ of execution issued upon a judgment in a personal action, for the recovery of money, directed to the sheriff or coroner, commanding him to take the defendant, and him safely keep, so that he may have his body in court on the return day, to satisfy, ad satisfaciendum, the plaintiff. This writ is tested on a general teste day, and returnable on a regular return day. 2. It lies after judgment in most instances in which the defendant was subject to a capias ad respondendum before, and plaintiffs are subject to it, when judgment has been given against them for costs. Members of congress and of the legislature, (eundo, morando, et redezzndo,) going to, remaining at, and returning from the places of sitting of congress, or of the legislature, are not liable to this process, on account of their public capacity; nor are ambassadors, and other public ministers, and their servants.