A warrant of arrest is a command

Section 70 CrPC - Form of warrant of arrest and duration—(1) Every warrant of arrest issued by a Court under this Code shall be in writing, signed by the presiding officer of such Court and shall bear the seal of the Court. (2) Every such warrant shall remain in force until it is cancelled by the Court which issued it, or until it is executed. Section 72 - Warrants to whom directed—(1) A warrant of arrest shall ordinarily be directed to one or more police officers; but the Court issuing such a warrant may, if its immediate execution is necessary and no police officer is immediately available, direct it to any other person or persons, and such person or persons shall execute the same.