You killed the author of life, but God raised him from the dead. We are witnesses of this.
OJBbut the Sar HaChayyim you did away with, whom Hashem made to stand up alive again from the mesim, of which we are edim (witnesses).
TCENTYou put to death the Author of life, whom God raised from the dead, of which we are witnesses.
T4TGod considers that you killed Jesus, the one who gives people eternal life. But God has greatly honored him ◄by causing him to become alive again after he died/by raising him from the dead►. Many of us saw him after that, and now we (exc) are telling you about it.