Beyonce posted a picture of her holding her belly in both hands and said, "I am happy to share love and happiness" and "I am so grateful for the news that our family is going to be two more."
Beyonce and Jay are married last year and have a daughter, Blue Ivy, who is five years old this year.
Beyonce earned $ 107.5 million last year for the according to Forbes, making them one of the wealthiest celebrity couples in the world.
On the other hand, some reports that the Beyonce-Jay-Zi couple were fighting a divorce bill of $ 1 billion.
According to the report Jay Z had a sexual relationship with a teenage girl in 1992 when he was 22, and announced that his son was 23 now. The woman has filed a related document to the court to prove that her son is Jay-Z's and the media has obtained it.
It also reported that Beyoncé's "Lemonade" album released last year had lyrics suggesting Jay-Z's affair.
