Matt.16.20  Then he strictly charged the disciples to tell no one that he was the Christ.
Mark.3.12  And he strictly ordered them not to make him known.
Mark.5.43  And he strictly charged them that no one should know this, and told them to give her something to eat.
Acts.5.28  saying, "We strictly charged you not to teach in this name, yet here you have filled Jerusalem with your teaching and you intend to bring this man's blood upon us."
Acts.23.14  And they went to the chief priests and elders, and said, "We have strictly bound ourselves by an oath to taste no food till we have killed Paul.