Daniel 11:23

And after the league made with him he shall work deceitfully: for he shall come up, and shall become strong with a small people.

Cross-references

Daniel 11:29 continues the same king's campaign — here the southward invasion fails unlike earlier successes.

Daniel 8:25 describes a ruler who uses policy and craft, paralleling the deceitful work after a league in Daniel 11:23.

Ezekiel 17:13-19 describes a king who breaks a covenant made with him, paralleling the deceitful breach of league here.