3 Nephi 15:18

And now because of stiffneckedness and unbelief, they understood not my word; therefore I was commanded to say no more of the Father concerning this thing unto them.

Because they were stubborn and didn’t believe, they didn’t understand what I meant. So I was told not to tell them anything more about this.

But because of their stubbornness and unbelief, they didn’t understand what I meant. So I was commanded to say nothing more to them about this.