'Undermined' in the Bible

Since the Lord had decreed that Ahithophel’s good advice be undermined in order to bring about Absalom’s ruin, Absalom and all the men of Israel said, “The advice of Hushai the Archite is better than Ahithophel’s advice.”

And the army of Joab came and besieged Sheba in Abel Beth-maacah, and they built up an assault ramp against the city, and it stood against the outer rampart; and all the people who were with Joab were wreaking destruction to make the wall fall.

After this, the non-Israeli inhabitants of the land undermined the people of Judah, harassing them in their construction work

But understand this: If the head of the house had known what time of the night the thief was coming, he would have been on the alert and would not have allowed his house to be broken into.