'Truly I Say to You' in the Bible

Blessed (happy, prosperous, to be admired) are those servants whom the master finds awake and watching when he arrives. I assure you and most solemnly say to you, he will prepare himself to serve, and will have them recline at the table, and will come and wait on them.

I assure you and most solemnly say to you, whoever does not receive the kingdom of God [with faith and humility] like a child will not enter it at all.”

He said, “Truly I say to you, this poor widow has put in [proportionally] more than all of them;