Genesis 24:30

And it came to pass, when he saw the earring and bracelets upon his sister’s hands, and when he heard the words of Rebekah his sister, saying, Thus spake the man unto me; that he came unto the man; and, behold, he stood by the camels at the well.

Cross-reference

Genesis 24:22 Historical context

Genesis 24:22 records the earring and bracelets given to Rebekah — the very items Laban sees here that prompt him to come out to the man at the well.