John 8:55-57

55 Yet you have not known him; but I know him: and if I should say, I know him not, I shall be a liar like to you: but I know him, and keep his saying.

56 Your father Abraham rejoiced to see my day: and he saw it, and was glad.

57 Then said the Jews to him, You are not yet fifty years old, and have you seen Abraham?