John 11:11-15

11After he had said this, he went on to tell them, “Our friend Lazarus has fallen asleep; but I am going there to wake him up.” 12His disciples replied, “Lord, if he sleeps, he will get better.”

13Jesus had been speaking of his death, but his disciples thought he meant natural sleep. 14So then he told them plainly, “Lazarus is dead,

15and for your sake I am glad I was not there, so that you may believe. But let us go to him.”