Usher Reacts to Justin and Hailey Bieber's Baby News, Tells Them to 'Savor These Moments': 'Very Happy for Him'

After mentoring Justin Bieber as a 13-year-old just starting his music career, Usher is now reacting to the birth of Bieber's first baby, Jack Blues.

In an interview with E! News, the R&B superstar shared that he's "very, very happy" for Justin and his wife Hailey Baldwin Bieber, after the couple announced the birth of their baby on Aug. 23. The "OMG" singer then gave some advice for the newly-minted parents.

"Love and just enjoy this moment. Savor these moments," he said, adding, "Between the first and the third months, oh my god, this is the magic moments."

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The Grammy-winning artist is a dad to Usher "Cinco" V, 16, and Naviyd Ely, 15, whom he shares with his ex-wife Tameka Foster, as well as daughter Sovereign Bo, 3, and son Sire Castrello, 2, with his wife Jenn Goicoechea.

Bieber announced the arrival of his first baby with a sweet post on Instagram.

"WELCOME HOME JACK BLUES BIEBER," he wrote under of picture of the baby's foot in Hailey's hand. The Rhode founder posted the same photo to her Instagram Stories soon afterward with the child's name and a teddy bear and blue heart emoji.

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At the time, Pattie Mallette, Justin's mom, tweeted, "CONGRATULATIONS @justinbieber & Hailey. I LOVE YOU FOREVER BABY JACK!!"

Stephen Baldwin, Hailey's dad, then shared Mallette's tweet, adding: "Amen, Congratulations to you and may God continue to bless our family."

On Aug. 26, a source close to Justin exclusively told PEOPLE that both new mom Hailey and baby Jack Blues are “doing well” at home.

"They're both overjoyed. The baby is such a miracle. He's adorable and doing well," the source said. "Hailey's doing well, too."

The source added that the couple had been praying for the pregnancy for a while — and the day they learned that Hailey was expecting was the "best ever."