1 Samuel 26:4

David therefore sent out spies, and understood that Saul was come of a certainty.

Joshua 2:1

And Joshua the son of Nun sent out of Shittim two men as spies secretly, saying, Go, view the land, and Jericho. And they went and came into the house of a harlot whose name was Rahab, and lay there.

Matthew 10:16

Behold, I send you forth as sheep in the midst of wolves: be ye therefore wise as serpents, and harmless as doves.

Treasury of Scripture Knowledge

Summary

David therefore sent out spies, and understood that Saul was come in very deed.

General references

Bible References

General references

Joshua 2:1
And Joshua the son of Nun sent out of Shittim two men as spies secretly, saying, Go, view the land, and Jericho. And they went and came into the house of a harlot whose name was Rahab, and lay there.
Matthew 10:16
Behold, I send you forth as sheep in the midst of wolves: be ye therefore wise as serpents, and harmless as doves.

American Standard Version Public Domain