'Brethren' in the Bible

For both he that sanctifieth and they who are sanctified are all of one: for which cause he is not ashamed to call them brethren,

Saying, I will declare thy name unto my brethren, in the midst of the church will I sing praise unto thee.

Wherefore in all things it behoved him to be made like unto his brethren, that he might be a merciful and faithful high priest in things pertaining to God, to make reconciliation for the sins of the people.

Wherefore, holy brethren, partakers of the heavenly calling, consider the Apostle and High Priest of our profession, Christ Jesus;

Take heed, brethren, lest there be in any of you an evil heart of unbelief, in departing from the living God.

And verily they that are of the sons of Levi, who receive the office of the priesthood, have a commandment to take tithes of the people according to the law, that is, of their brethren, though they come out of the loins of Abraham:

Having therefore, brethren, boldness to enter into the holiest by the blood of Jesus,

Let love of the brethren continue.

And I beseech you, brethren, suffer the word of exhortation: for I have written a letter unto you in few words.

Greet all your leaders and all God's people. The brethren from Italy send you greetings.