Acts 9:2 in the RSV....
'that if he found any belonging to THE WAY...".
Acts 19:9 verifies the name of the first century church as being the same as the identity on the cross. The word "Christianity" is not in scripture. Acts 11:26 (around 50 A,.D., the "COUNCIL" of Jerusalem, Acts) was when that JEWISH council; had decided that the disciples should be called "Christians",....but does God need a "DELUXE NAME"?.
We read the "Word of TRUTH" (yes, we read the word of "THE TRUTH").