Adah.

1 Chronicles 1:35
The sons of Esau: Eliphaz, Reuel, Jeush, Jalam, and Korah.

Eliphaz.

Job 2:11
Now when Job's three friends--Eliphaz the Temanite, Bildad the Shuhite, and Zophar the Naamathite--heard about all this adversity that had come upon him, each of them came from his home and met together to go and sympathize with Job and comfort him.

Reuel.

Exodus 2:18
When the daughters returned to their father Reuel, he asked them, "Why have you returned so early today?"

Numbers 10:29
Then Moses said to Hobab, son of his father-in-law Reuel the Midianite, "We are setting out for the place of which the LORD said: 'I will give it to you.' Come with us, and we will treat you well, for the LORD has promised good things to Israel."