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Seven to nine more would be quite an accomplishment. The Arab League has 22 members, four now with relations with Israel, IMO that wouldn't consider it, Iraq, Lebanon, Syria, palestine, Somalia, Yemen, probably Libya, that leaves 11. 7-9 of 11 would be significant.
“The Arab League has 22 members, four now with relations with Israel”
Algeria
Bahrain (Check)
Comoros
Djibouti
Egypt (Check)
Iraq
Jordan (Check)
Kuwait (my guess)
Lebanon
Libya
Mauritania
Morocco (my guess)
Oman (my guess)
Palestine
Qatar
Saudi Arabia (probable)
Somalia
Sudan (my guess)
Syria (suspended)
Tunisia
United Arab Emirates (Check)
Yemen
Need two to four more.