JMNT(i)
49 "because I Myself do not speak from out of the midst of Myself, but to the contrary, the One sending Me – [the] Father, Himself – has given an implanted goal (an impartation of the finished, purposed product within; an inward directive of destiny) to Me: what I could (or: should; would; may) say, and what I will proceed to (or, as a subjunctive aorist: could, should, would or may) speak.