There was an explosion on Thursday evening at the home of Norway’s ambassador to Israel in Tel Aviv, the Norwegian foreign ministry confirmed.

In a statement, the ministry confirmed that no embassy staff were injured in the incident. “We have spoken with the embassy tonight. No staff at the embassy was injured in the incident,” the statement read.

The reason behind the blast has not been revealed, and officials have yet to determine if the blast was intentional or caused by an accident. More information is to be received as probes into the incident are ongoing.