God gave them guardian angels for their protection.

24:8. But if the woman will not follow thee, thou shalt not be bound by
the oath: only bring not my son back thither again.

24:9. The servant, therefore, put his hand under the thigh of Abraham,
his lord, and swore to him upon his word.

24:10. And he took ten camels of his master's herd, and departed,
carrying something of all his goods with him, and he set forward and
went on to Mesopotamia, to the city of Nachor.

24:11. And when he had made the camels lie down without the town, near a
well of water, in the evening, at the time when women are wont to come
out to draw water, he said:

24:12. O Lord, the God of my master, Abraham, meet me today, I beseech
thee, and shew kindness to my master, Abraham.

24:13. Behold, I stand nigh the spring of water, and the daughters of
the inhabitants of this city will come out to draw water:

24:14. Now, therefore, the maid to whom I shall say: Let down thy
pitcher that I may drink: and she shall answer, Drink, and I will give
thy camels drink also: let it be the same whom thou hast provided for
thy servant Isaac: and by this, I shall understand that thou hast shewn
kindness to my master.

24:15. He had not yet ended these words within himself, and behold
Rebecca came out, the daughter of Bathuel, son of Melcha, wife to Nachor
the brother of Abraham, having a pitcher on her shoulder:

24:16. An exceeding comely maid, and a most beautiful virgin, and not
known to man: and she went down to the spring, and filled her pitcher,
and was coming back.

24:17. And the servant ran to meet her, and said: Give me a little water
to drink of thy pitcher.

24:18. And she answered: Drink, my lord. And quickly she let down the
pitcher upon her arm, and gave him drink.

24:19. And when he had drunk, she said: I will draw water for thy camels
also, till they all drink.

24:20. And pouring out the pitcher into the troughs, she ran back to the
well to draw water; and having drawn, she gave to all the camels.

24:21. But he musing, beheld her with silence, desirous to know whether
the Lord had made his journey prosperous or not.

24:22. And after that the camels had drunk, the man took out golden
earrings, weighing two sicles; and as many bracelets, of ten sicles
weight.

24:23. And he said to her: Whose daughter art thou? tell me: is there
any place in thy father's house to lodge?

24:24. And she answered: I am the daughter of Ba