Nehemiah 2:19

2:19 But when Sanballat the Horonite, Tobiah the Ammonite official, and Geshem the Arab heard all this, they derided us and expressed contempt toward us. They said, “What is this you are doing? Are you rebelling against the king?”

Nehemiah 4:3

4:3 Then Tobiah the Ammonite, who was close by, said, “If even a fox were to climb up on what they are building, it would break down their wall of stones!”

Nehemiah 13:1

Further Reforms by Nehemiah

13:1 On that day the book of Moses was read aloud in the hearing of the people. They found written in it that no Ammonite or Moabite may ever enter the assembly of God,