Thematic Bible: The lord going away only to return later

As a man travelling, having left his house, and having given power to his servants, and to each his work, and he commanded the guard of the door that he should watch. Watch therefore: for ye know not when the lord of the house comes, at eve, or midnight, or cock-crowing, or morning.

Let not your heart be troubled: believe in God, and believe in me. In my Father's house are many dwellings: and if not, I had said to you. I go to prepare a place for you. And if I go and prepare a place for you, again I come, and I will receive you to myself; that where I am, ye might be also. read more.
And where I retire ye know, and the way ye know. Thomas says to him, Lord, we know not where thou retirest; and how can we know the way? Jesus says to him, I am the way, and the truth, and the life: no one comes to the Father, except by me.

Then knew Jesus that they wished to ask him, and he said to them, For this seek ye with one another that I said, A little while, and ye see me not; and again a little, and ye shall see me Truly, truly, I say to you, That ye shall weep and lament, but the world shall rejoice: and ye shall be grieved, but your grief shall be into joy. A woman when she should bring forth, has grief, because her hour has come: and when the child should be born, she no more remembers the anguish, for the joy that a man was born into the world. read more.
And where truly ye now have sorrow: but I will see you again, and your heart shall rejoice, and your joy no one takes away from you.