'Sheepfold' in the Bible

Now, therefore, this is what you shall say to My servant David: ‘Thus says the Lord of hosts, “I took you from the pasture, from following the sheep, to be leader over My people Israel.

“Wail, O Heshbon, for Ai [in Ammon] has been destroyed!Cry out, O daughters of Rabbah!Wrap yourselves with sackcloth and lament (cry out in grief),And rush back and forth inside the enclosures;For Malcam [your powerless god] will go into exileTogether with his priests and his princes.

“See, one will come up like a lion from the thicket of the Jordan against the enduring habitation [of Babylon] and its watered pastures; for in an instant I will make Babylon run from his land. I will appoint over Babylon the one whom I choose. For who is like Me, and who will summon Me [into court] and prosecute Me [for this]? Who is the [earthly] shepherd who can stand [defiantly] before Me?”

“I assure you and most solemnly say to you, he who does not enter by the door into the sheepfold, but climbs up from some other place [on the stone wall], that one is a thief and a robber.