I believe it was Haniyeh's comment about "resistance". It was stupid at best for him to start off his speech condoning any and all types of resistence as legal. What did you expect? Of course it has made international news and I'm pretty sure it sunk the Hamas ship today.
Law expanding definition of terrorist activity passes first Knesset reading (Haaretz)
from the article: Egypt says would-be Hamas suicide bomber arrested near Israeli border