and the Prince of the life ye did kill, whom God did raise out of the dead, of which we are witnesses;

but the originator of life ye slew, whomGod raised from among [the] dead, whereof we are witnesses.

and killed the Prince of life; whom God raised from the dead; whereof we are witnesses.

You killed the Author of life, but God raised Him from the dead, and we are witnesses of the fact.