crastinum, et crastinum, et crastinum...

crastinum  = tomorrow

pro + crastinum (of college, high school, and even sometimes present day fame) = for the morrow

also in, "in crastinum voluit exire in Galilaeam et invenit Philippum et dicit ei Iesus, 'Sequere me.'" (quotation mark grammar mine.) - Ioannes 1:43

On the following day, he would go forth into Galilee: and he findeth Philip, And Jesus saith to him: "Follow me."