Iran warned arch foe Israel on Tuesday that it will punish an air strike that killed seven Revolutionary Guards, two of them generals, at its consular annex in Damascus. Four other people were also reported killed in Monday’s strike which levelled the five-storey building adjacent to the Iranian embassy and further stoked tensions already running high as the Gaza war nears the end of its sixth month. Israel declined to comment on the strike, which fuelled Middle East tensions already enflamed by the war in Gaza between Israel and Palestinian group Hamas. Iran’s supreme leader Ayatollah Ali Kha…