Hyderabad, Feb. 4 -- Convicted sex offender and American financier Jeffrey Epstein told a Qatari businessman that Doha also needed to "sing and dance" for Israel to be on US President Donald Trump's good side during the Gulf blockade.

The email, included in a tranche of US Justice Department documents released on January 30, shows Epstein included himself in a Gulf dispute involving Qatar on one side and the United Arab Emirates (UAE) and Saudi Arabia on the other.

In the email, Epstein told a man identified as Jabor Y that Qatar could potentially be welcomed back if it normalises ties with Israel, that is, if it recognises the Israeli state.

"If the people would allow your country to recognize israel. could be interesting to discuss. ...