Sure enough
Definition 1 of 1
Pro Tip 1/3Expectation Confirmation
Used when something happens as expected, often after a prediction or a strong belief. 
You were sure the team would win and, sure enough, they took the trophy home!
Pro Tip 2/3Casual Conversation
Common in spoken English and casual settings, less so in formal writing. 
She promised to visit before she left, and sure enough, she came by.
Pro Tip 3/3Subtle Reality Check
Can carry a tone of mild surprise or resignation when the expected outcome isn't desired. 
He warned me the task was tough, and sure enough, I struggled.