Arcana Coelestia # 3027
3027. 'And you shall take a wife for my son Isaac' means that from this came the affection for truth which was to be joined to the affection for good belonging to the Rational. This is clear from what has been stated above in 3024.
Genesis 24:14
14
Let it happen, that the young lady to whom I will say, 'Please let down your pitcher, that I may drink,' and she will say, 'drink, and I will also give your camels a drink,'--let her be the one you have appointed for your servant Isaac. By this I will know that you have shown kindness to my master."