Loisy recognizes two eye-witness documents, as utilized by all three synoptists, while Matthew and Luke have also incorporated Mark.
The preaching of Jesus shows traces of this, and the Fourth Gospel (as well as the Synoptists) displays a marked interest in connecting the Johannine movement with the beginnings of Christianity.
The following are the most obvious differences between the original book and the Synoptists.
55, He dies): whilst the Synoptists have but the one Passover of His death, after barely a year of ministry.
Here Jesus' teaching contains no parables and but three allegories, the Synoptists present it as parabolic through and through.