"The greatest love i’ve ever known," the singer wrote.
The couple welcomed their first child together, a son named Rocky Thirteen, in November.
The couple have two sons together, RZA and Riot Rose.
The musical number opened the comedy show's Mother's Day episode on May 11.
The organization helps women to "fulfill our true potential in an industry where motherhood has been viewed as taboo and women are often marginalized."
A list of last-minute Mother’s Day gifts for Amazon shoppers, starting at just $10.
Shopping for a thoughtful & unique Mother’s Day gift? Get her a wine tote bag.
If you have a Stanley cup, consider its multi-use function with these useful accessories.
A Mother's Day gift for “cool” moms everywhere.
The pop icon shouted out Frida Kahlo, Georgia O'Keeffe and Martha Graham.