Tamar, 42, beamed in the snapshot with David, 49, her sister Towanda, 45, and her son Logan, 6. "Coming to Nigeria," she captioned the image.
"Is a wedding coming this trip?" one fan wrote. "Ohhhhh Hunty I know those Nigerian ?? wedding beads‼️Yaaaassss I’m going to get some one day‼️‼️‼️ Congratulations‼️," another added.
The "All The Way Home" songstress sent fans into a frenzy on July 22 by tweeting about a "secret" she had been keeping.
"I wish I can tell you my secret!! I’ve been holding it in for so long I’m about to BURST!!! ... oh well. I guess you have to wait and see ..." she wrote on the social media platform.
"She's totally pregnant! I hope she gets a girl this time around," one fan wrote. "Pregnant or engaged, it's gotta be one or the other," another person added.
Do you think David proposed to Tamar? Sound off in the comments below!