1 Mambo ya Nyakati 15 : 26 1st Chronicles chapter 15 verse 26

hata ikawa, Mungu alipowajalia Walawi waliolichukua sanduku la agano la Bwana, wakachinja ng'ombe saba, na kondoo waume saba.
soma Mlango wa 15

It happened, when God helped the Levites who bore the ark of the covenant of Yahweh, that they sacrificed seven bulls and seven rams.