And he sent messengers to Abimelech secretly, saying, "Take note! Gaal the son of Ebed and his brothers have come to Shechem; and here they are, fortifying the city against you.
Judges 9:31
Surrounding context
9:30 When Zebul, the ruler of the city, heard the words of Gaal the son of Ebed, his anger was aroused.
9:31 And he sent messengers to Abimelech secretly, saying, "Take note! Gaal the son of Ebed and his brothers have come to Shechem; and here they are, fortifying the city against you.
9:32 Now therefore, get up by night, you and the people who are with you, and lie in wait in the field.