Genesis 37:28,36
Then there passed by Midianites merchants; and they drew and lifted up Joseph out of the pit, and sold Joseph to the Ishmeelites for twenty pieces of silver: and they brought Joseph into Egypt.
Nave's Topical Index—AKJV

Judges 8:24,26
And Gideon said to them, I would desire a request of you, that you would give me every man the earrings of his prey. (For they had golden earrings, because they were Ishmaelites.)
Nave's Topical Index—AKJV