A brother.

Matthew 12:50
For whoever does the will of My Father in heaven is My brother and sister and mother."

James 2:15
Suppose a brother or sister is without clothes and daily food.

but.

1 Corinthians 14:33
For God is not a God of disorder, but of peace. As in all the congregations of the saints,

Romans 12:18
If it is possible on your part, live at peace with everyone.

Romans 14:19
So then, let us pursue what leads to peace and to mutual edification.

2 Corinthians 13:11
Finally, brothers, rejoice! Aim for perfect harmony, encourage one another, be of one mind, live in peace. And the God of love and peace will be with you.

Galatians 5:22
But the fruit of the Spirit is love, joy, peace, patience, kindness, goodness, faithfulness,

Hebrews 12:14
Pursue peace with all men, as well as holiness, without which no one will see the Lord.

James 3:17, 18
But the wisdom from above is first of all pure, then peaceable, gentle, accommodating, full of mercy and good fruit, impartial, and sincere. . . .

to peace.