1 Samuel 26:4

David therefore sent runners, - and took knowledge that Saul had come, for a certainty.

Joshua 2:1

Then did Joshua son of Nun, send out from The Acacias, two men to spy out silently, saying, Go view the land, and Jericho. So they came, and entered the house of a harlot, whose name was Rahab, and lay there.

Matthew 10:16

Lo! I, send you forth as sheep amidst wolves; become ye therefore - prudent, as serpents, and simple, 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
Then did Joshua son of Nun, send out from The Acacias, two men to spy out silently, saying, Go view the land, and Jericho. So they came, and entered the house of a harlot, whose name was Rahab, and lay there.
Matthew 10:16
Lo! I, send you forth as sheep amidst wolves; become ye therefore - prudent, as serpents, and simple, as doves.