John 6:60

When many of His disciples heard this, they said, “This is a difficult and harsh and offensive statement. Who can [be expected to] listen to it?”

John 6:66

As a result of this many of His disciples abandoned Him, and no longer walked with Him.

Matthew 11:6

And blessed [joyful, favored by God] is he who does not take offense at Me [accepting Me as the Messiah and trusting confidently in My message of salvation].”

John 6:41-42

Now the Jews murmured and found fault with Him because He said, “I am the Bread that came down out of heaven.”

John 8:31

So Jesus was saying to the Jews who had believed Him, “If you abide in My word [continually obeying My teachings and living in accordance with them, then] you are truly My disciples.

John 8:43

Why do you misunderstand what I am saying? It is because [your spiritual ears are deaf and] you are unable to hear [the truth of] My word.

Hebrews 5:11

Concerning this we have much to say, and it is hard to explain, since you have become dull and sluggish in [your spiritual] hearing and disinclined to listen.

2 Peter 3:16

speaking about these things as he does in all of his letters. In which there are some things that are difficult to understand, which the untaught and unstable [who have fallen into error] twist and misinterpret, just as they do the rest of the Scriptures, to their own destruction.

Treasury of Scripture Knowledge

Summary

Many therefore of his disciples, when they had heard this, said, This is an hard saying; who can hear it?

Bible References

Of his

John 6:66
As a result of this many of His disciples abandoned Him, and no longer walked with Him.
John 8:31
So Jesus was saying to the Jews who had believed Him, “If you abide in My word [continually obeying My teachings and living in accordance with them, then] you are truly My disciples.

This

John 6:41
Now the Jews murmured and found fault with Him because He said, “I am the Bread that came down out of heaven.”
John 8:43
Why do you misunderstand what I am saying? It is because [your spiritual ears are deaf and] you are unable to hear [the truth of] My word.
Matthew 11:6
And blessed [joyful, favored by God] is he who does not take offense at Me [accepting Me as the Messiah and trusting confidently in My message of salvation].”
Hebrews 5:11
Concerning this we have much to say, and it is hard to explain, since you have become dull and sluggish in [your spiritual] hearing and disinclined to listen.
2 Peter 3:16
speaking about these things as he does in all of his letters. In which there are some things that are difficult to understand, which the untaught and unstable [who have fallen into error] twist and misinterpret, just as they do the rest of the Scriptures, to their own destruction.