Safari to FireFox-All Tabs.applescript

use AppleScript version "2.4" -- Yosemite (10.10) or later
use scripting additions

set list_Tabs to {}
tell application "Safari"
	set the_Tabs to (tabs of every window)
	repeat with the_Tab in the_Tabs
		set the_Items to (every item of the_Tab)
		repeat with the_Item in the_Items
			copy URL of the_Item to end of list_Tabs
		end repeat
	end repeat
end tell

tell application "Firefox"
	activate
	repeat with list_Tab in list_Tabs
		do shell script "open -a Firefox" & space & quoted form of list_Tab
	end repeat
end tell