Arcana Coelestia #3065
3065. 'Behold, I am standing beside a spring of water' means a state when within the Human conjunction takes place involving Divine truth. This is clear from the meaning of 'a spring' as truth, dealt with in 2702, here Divine truth since the subject is the Lord. The state itself in which the conjunction takes place is meant by 'standing beside the spring'; and the fact that it was effected within the Human is evident from the train of thought.
Numbers 21:16-18
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From there they traveled to Beer: that is the well of which Yahweh said to Moses, "Gather the people together, and I will give them water."
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Then sang Israel this song: "Spring up, well; sing to it:
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the well, which the princes dug, which the nobles of the people dug, with the scepter, and with their poles." From the wilderness [they traveled] to Mattanah;