Samudragupta court poet and minister Harisena composed the Allahabad pillar Inscription or Prayag Prasasti. The Pillar was an Asokan Pillar erected by Asoka six century before him.This Inscription is a eulogy of Samudragupta and mentions about the conquests of Samudragupta and boundaries of the Gupta Empire. As per this inscription, Samudragupta defeated 9 kings in North, 12 Kings in South, reduced all the Atavika states to vassalage.