John 6:61 in the World English Bible
But Jesus knowing in himself that his disciples murmured at this, said to them, “Does this cause you to stumble?
Context
60 Many therefore of his disciples, when they had heard this, said, This is an hard saying; who can hear it?
61 When Jesus knew in himself that his disciples murmured at it, he said unto them, Doth this offend you?
62 What and if ye shall see the Son of man ascend up where he was before?