BEIRUT, Feb 22 (Reuters) - Former Lebanese prime minister Saad al-Hariri urged Saudi Arabia **t to abandon Leba**n on Monday, after Riyadh suspended a $3 billion aid package to the Lebanese army last week. Hariri, a Saudi-backed politician and Leba**n's most influential Sunni leader, called on king Salman "**t to forgo Leba**n and to continue to support and embrace it". He was speaking in a televised address. (Writing by Tom Perry, editing by Larry King)