“Congratulations to Joe Biden and Kamala Harris.
Joe, we have had a long and warm personal relationship for about 40 years, and I know you as a great friend of Israel, ”he wrote on Twitter.
Netanyahu also hoped to further strengthen the "special alliance between the US and Israel."
Earlier, a number of world leaders, including German and Austrian Chancellors Angela Merkel and Sebastian Kurz, congratulated Biden on his election victory.
British Prime Minister Boris Johnson and French President Emmanuel Macron also sent congratulations to Biden.
On November 7, a number of media outlets, including CNN, AP, NBC and Fox News, announced Biden's victory in the US presidential election. Biden later declared himself the winner of the presidential election.