Ibisobanuro ahagana hasi ku ipaji
a Ijambo ry’ikigiriki ryakoreshejwe mu Byahishuwe 5:11 rihindurwamo “ibihumbi icumi incuro ibihumbi icumi,” rigaragaza ko hashobora kuba hariho abamarayika bagera kuri miriyoni magana, wenda babarirwa no muri za miriyari.