Cross reference
John 8:43
43 Why do ye not understand my speech? `Even' because ye cannot hear my word.
John 7:17
17 If any man willeth to do his will, he shall know of the teaching, whether it is of God, or `whether' I speak from myself.
Jeremiah 6:10
10 To whom shall I speak and testify, that they may hear? behold, their ear is uncircumcised, and they cannot hearken: behold, the word of Jehovah is become unto them a reproach; they have no delight in it.
Romans 8:7-8
7 because the mind of the flesh is enmity against God; for it is not subject to the law of God, neither indeed can it be:
8 and they that are in the flesh cannot please God.
Romans 3:11
11 There is none that understandeth, There is none that seeketh after God;
Acts 7:51
51 Ye stiffnecked and uncircumcised in heart and ears, ye do always resist the Holy Spirit: as your fathers did, so do ye.
John 12:39-40
39 For this cause they could not believe, for that Isaiah said again,
40 He hath blinded their eyes, and he hardened their heart; Lest they should see with their eyes, and perceive with their heart, And should turn, And I should heal them.
John 8:27
27 They perceived not that he spake to them of the Father.
John 6:60
60 Many therefore of his disciples, when the heard `this', said, This is a hard saying; who can hear it?
John 5:43
43 I am come in my Father's name, and ye receive me not: if another shall come in his own name, him ye will receive.
Micah 4:12
12 But they know not the thoughts of Jehovah, neither understand they his counsel; for he hath gathered them as the sheaves to the threshing-floor.
Hosea 14:9
9 Who is wise, that he may understand these things? prudent, that he may know them? for the ways of Jehovah are right, and the just shall walk in them; but transgressors shall fall therein.
Isaiah 44:18
18 They know not, neither do they consider: for he hath shut their eyes, that they cannot see; and their hearts, that they cannot understand.
Isaiah 6:9
9 And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.
Proverbs 28:5
5 Evil men understand not justice; But they that seek Jehovah understand all things.