Post Malone is expecting his first child with his girlfriend of many years, TMZ reports.

"I'm excited about this next chapter in my life. "I'm happier than ever," the rapper told People. "Time to take care of my body, my family and my friends and to distribute as much love as possible every day."

Sources said the couple hosted a private party with friends and family in California over the weekend to celebrate the exciting news.

Post Malone, whose real name is Austin Richard Post, has never made his girlfriend public.