As I understood, you may wanted to flash ElemantaryOS for debloating your phone, because, I think, in that ROM one would find anything special. Therefore, I would offer you to debloat your phone watching my video about this topic and using ADBAppControl:
Hello, it seems like your recovery and os are broken. I also met this problem, when I tried to install a custom ROM by an incorrect way.
So, the only thing you can do is to enter the downloading (Odin) by first, forcibly restarting phone with pressing volume down and power buttons and then quickly switching to volume up and down buttons with connecting the phone to PC
Then you will need to flash a correct stock rom with the binary you had. That is all, i think