'Truly' in the Bible

"For truly, in this city against your holy servant, Jesus, whom you anointed, both Herod and Pontius Pilate, with the Gentiles and the people of Israel, were gathered together

Peter opened his mouth and said, "Truly I perceive that God doesn't show favoritism;

When Peter had come to himself, he said, "Now I truly know that the Lord has sent out his angel and delivered me out of the hand of Herod, and from everything the Jewish people were expecting."