"Wasn't it clearly predicted that the Messiah would have to suffer all these things before entering his glory?" – Luke 24: 26

Psalm 119:15-16  "I will meditate on your precepts and fix my eyes on your ways.  I will delight in your statutes; I will not forget your word." 

Isaiah 26:3 (MSG) "People with their minds set on you, you keep completely whole, steady on their feet, because they keep at it and don't quit."