Lk 24:25-27, Acts 28:23, Rom 3:21-22
It is the coming of Christ that the prophets and Moses said would be. And specifically, that Christ will suffer and be resurrected, and the gospel of Christ will be preached to the Gentiles. (Acts 26:22-23)
Acts 26:22 Having therefore obtained help of God, I continue unto this day, witnessing both to small and great, saying none other things than those which the prophets and Moses did say should come: 23 That Christ should suffer, and that he should be the first that should rise from the dead, and should shew light unto the people, and to the Gentiles.
Jesus also said that Moses and the prophets were prophesying the suffering and resurrection of Christ, and that that Christ was Himself. (Lk 24:25-27)
Lk 24:25 Then he said unto them, O fools, and slow of heart to believe all that the prophets have spoken: 26 Ought not Christ to have suffered these things, and to enter into his glory? 27 And beginning at Moses and all the prophets, he expounded unto them in all the scriptures the things concerning himself.
Paul testified to the people that Moses and the prophets prophesied of Christ and that that Christ was Jesus. (Acts 28:23)
And when they had appointed him a day, there came many to him into his lodging; to whom he expounded and testified the kingdom of God, persuading them concerning Jesus, both out of the law of Moses, and out of the prophets, from morning till evening.
Paul testified that the Christ that Moses and the prophets testified is Jesus, and that we are made righteous through faith in Jesus as the Christ. (Rom 3:21-22)
Rom 3:21 But now the righteousness of God without the law is manifested, being witnessed by the law and the prophets; 22 Even the righteousness of God which is by faith of Jesus Christ unto all and upon all them that believe: for there is no difference: