"My Name is in Him”_ Is the Name of the Father in Jesus?

SHMUT(Exodus) 23:21 See, I am sending a Messenger before you to guard you in the way and to bring you into the place which I have prepared. Be on guard before Him and obey His voice. Do not rebel against him, for he is not going to pardon your transgression, For My Name is in Him.

YUCHN(John) 5:43 “I have come in My Father’s Name, and you do not receive Me, if another comes in his own name, him you would receive.

Where is the Father’s Name in Jesus?