When the people attempted to build their tower, they wanted to make a name for themselves instead of receiving their recognition through the grace of God. They sinned by refusing God’s command and thus were scattered. But that scattering meant hope of receiving that new name that will come through the outpouring of the Holy Spirit.
Image: From the illuminated manuscript Vaux Passional, pubic domain. Image location: https://commons.wikimedia.org/wiki/File:Pentecost_descent_of_the_Holy_Ghost_as_a_dove_%28f._151%29.jpg