In the fourth aliyah, after Eliezer found Rivkah so quickly, he says "Boruch Hashem!" Rivkah runs to tell her family about this man by the well, and her brother, Lavan, goes out and greets Eliezer and invites him to spend the night. Eliezer accepts and goes and meets Avrohom's future in-laws and tells them all that has transpired, and they agree to the match.