'Leaders' in the Bible

And it happened that when he came to the house of a certain one of the leaders of the Pharisees on a Sabbath to eat {a meal}, they were watching him closely.

Then it seemed best to the apostles and the elders, together with the whole church, to send men chosen from among them to Antioch with Paul and Barnabas--Judas who was called Barsabbas and Silas, men [who were] leaders among the brothers--

Remember your leaders, who spoke the word of God to you; {considering the outcome of their way of life}, imitate their faith.

Obey your leaders and submit [to them], for they keep watch over your souls as those who will give an account, so that they can do this with joy and not [with] groaning, for this [would be] unprofitable for you.

Greet all your leaders and all the saints. Those from Italy greet you.

And the kings of the earth, and the most important people, and the military leaders, and the rich, and the powerful, and every slave and free person hid themselves in the caves and among the rocks of the mountains,