Esias 36:5

5 Is war carried on with counsel and words of the lips? and now on whom dost thou trust, that thou rebellest against me?

Esias 36:5 In-Context

3 And there went forth to him Heliakim the steward, the of Chelcias, and Somnas the scribe, and Joach the of Asaph, the recorder.
4 And Rabsaces said to them, Say to Ezekias, Thus says the great king, the king of the Assyrians, Why art thou secure?
5 Is war carried on with counsel and words of the lips? and now on whom dost thou trust, that thou rebellest against me?
6 Behold, thou trustest on this bruised staff of reed, on Egypt: as a man leans upon it, it shall go into his hand, and pierce it: so is Pharao king of Egypt and all that trust in him.
7 But if ye say, We trust in the Lord our God;

The Brenton translation of the Septuagint is in the public domain.