'Uncircumcised' in the Bible

And Jonathan said to the young man that bare his armor, Come, and let us go over unto the garrison of these uncircumcised: it may be that Jehovah will work for us; for there is no restraint to Jehovah to save by many or by few.

And David spake to the men that stood by him, saying, What shall be done to the man that killeth this Philistine, and taketh away the reproach from Israel? for who is this uncircumcised Philistine, that he should defy the armies of the living God?

Thy servant smote both the lion and the bear: and this uncircumcised Philistine shall be as one of them, seeing he hath defied the armies of the living God.

Then said Saul to his armorbearer, Draw thy sword, and thrust me through therewith, lest these uncircumcised come and thrust me through, and abuse me. But his armorbearer would not; for he was sore afraid. Therefore Saul took his sword, and fell upon it.