Genesis 4:2

4:2 Then she gave birth to his brother Abel. Abel took care of the flocks, while Cain cultivated the ground.

Genesis 4:21

4:21 The name of his brother was Jubal; he was the first of all who play the harp and the flute.

10:21 And sons were also born to Shem (the older brother of Japheth), the father of all the sons of Eber.

22:23 (Now Bethuel became the father of Rebekah.) These were the eight sons Milcah bore to Abraham’s brother Nahor.

24:29 (Now Rebekah had a brother named Laban.) Laban rushed out to meet the man at the spring.

27:11 “But Esau my brother is a hairy man,” Jacob protested to his mother Rebekah, “and I have smooth skin!

27:43 Now then, my son, do what I say. Run away immediately to my brother Laban in Haran.

32:3 Jacob sent messengers on ahead to his brother Esau in the land of Seir, the region of Edom.

37:26 Then Judah said to his brothers, “What profit is there if we kill our brother and cover up his blood?

38:30 Afterward his brother came out – the one who had the scarlet thread on his hand – and he was named Zerah.

43:4 If you send our brother with us, we’ll go down and buy food for you.

43:6 Israel said, “Why did you bring this trouble on me by telling the man you had one more brother?”

45:14 Then he threw himself on the neck of his brother Benjamin and wept, and Benjamin wept on his neck.