Jn 1:9-11, Mt 23:37-38, Lk 11:49, Rom 10:21
In the Old Testament, Isaiah said that God raised the children of God, the people of Israel, but the people of Israel did not understand it. (Isa 1:2-3)
Isa 1:2 Hear, O heavens, and give ear, O earth: for the Lord hath spoken, I have nourished and brought up children, and they have rebelled against me. 3 The ox knoweth his owner, and the ass his master's crib: but Israel doth not know, my people doth not consider.
He said that Christ came to his people, but his own people did not receive Christ. (John 1:9-11)
John 1:9 That was the true Light, which lighteth every man that cometh into the world. 10 He was in the world, and the world was made by him, and the world knew him not. 11 He came unto his own, and his own received him not.
Jesus sent many evangelists to protect his people, but they did not want to and persecuted the evangelists. (Matthew 23:37-38, Romans 10:21, Luke 11:49)
Matthew 23:37 O Jerusalem, Jerusalem, thou that killest the prophets, and stonest them which are sent unto thee, how often would I have gathered thy children together, even as a hen gathereth her chickens under her wings, and ye would not! 38 Behold, your house is left unto you desolate.
Romans 10:21 But to Israel he saith, All day long I have stretched forth my hands unto a disobedient and gainsaying people.
Luke 11:49 Therefore also said the wisdom of God, I will send them prophets and apostles, and some of them they shall slay and persecute: