Matthew 13:11 He answered and said unto them, Because it is given unto you to know the mysteries of the kingdom of heaven, but to them it is not given.
The Northern Kingdom of Israel called Ephraim sinned against the Lord. The Lord scattered them among the Gentiles.
Hosea 8:8 Israel is swallowed up: now shall they be among the Gentiles as a vessel wherein is no pleasure.
Throughout the Scriptures, the ten scattered tribes of the Northern Kingdom of Israel were referred to as Gentiles or whatever location they were living in such as Samaritans, Galilaean, Canaanites; Romans, Corinthians, Ephesians, Galatians, Philippians, Colossians, Thessalonians, and Greeks by the Jews, who are the Southern Kingdom of Israel.
48 If we let him thus alone, all men will believe on him: and the Romans shall come and take away both our place and nation.
49 And one of them, named Caiaphas, being the high priest that same year, said unto them, Ye know nothing at all,
50 Nor consider that it is expedient for us, that one man should die for the people, and that the whole nation perish not.
51 And this spake he not of himself: but being high priest that year, he prophesied that Jesus should die for that nation;
52 And not for that nation only, but that also he should gather together in one the children of God that were scattered abroad.
Rome ruled over Jerusalem. Jerusalem and the Southern Kingdom of Judah and Benjamin who are called Jews, were under Roman occupation.
The Roman are Japheth Gentiles. The Japheth Gentiles are the ruling class in the world, then and now.
Jesus did not come to save the Romans. Jesus did not come to save the Japheth Gentiles.
In verse 49, 50 and 51, Caiaphas prophesied that Jesus should die for that nation. “What Nation?” The Nation of the Southern Kingdom of Judah and Benjamin called Jews.
He goes on to prophesy further in verse 52 and say not for that Nation Only (What Nation – The Nation of the Southern Kingdom of Judah and Benjamin called Jews.) But that Jesus should also gather together in one the Childre of God that were scattered abroad. (Who are the Children of God that are scattered abroad?) The Northern Kingdom of Israel called Ephraim, which were scattered abroad.
The Northern Kingdom of Israel called Ephraim, which were scattered abroad are referred to as Gentiles. Because they were scattered among the Gentiles.
1 Timothy 3:16And without controversy great is the mystery of godliness: God was manifest in the flesh, justified in the Spirit, seen of angels, preached unto the Gentiles, believed on in the world, received up into glory.
Jesus, John the Baptist, the Apostles and the Disciples only preach to Israel, weather of the Southern Kingdom of Judah and Benjamin called Jews or to the ten scattered tribes of the Northern Kingdom called Gentiles.
Exodus 19:6 And ye shall be unto me a kingdom of priests, and an holy nation. These are the words which thou shalt speak unto the children of Israel.
The Kingdom Of God is for Israel.
Acts 1:6 When they therefore were come together, they asked of him, saying, Lord, wilt thou at this time restore again the kingdom to Israel?
Revelation 21:12 And had a wall great and high, and had twelve gates, and at the gates twelve angels, and names written thereon, which are the names of the twelve tribes of the children of Israel: