Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Thambāropaka Thera
Thambāropaka Thera:An arahant.
In the past he set up a flagstaff over the cetiya of Dhammadasī Buddha and,climbing to the top of it,decked it with jasmine flowers.Ninety-four kappas ago he became king sixteen times,under the name of Thùpasikha (Ap.i.171).
He is probably identical with Paripunnaka Thera.ThagA.i.190.