NET
2 even for kings and all who are in authority, that we may lead a peaceful and quiet life in all godliness and dignity.
Darby
2 for kings and all that are in dignity, that we may lead a quiet and tranquil life in all piety and gravity;
KJV
2 For kings, and [for] all that are in authority; that we may lead a quiet and peaceable life in all godliness and honesty.