Hesabu 1 : 53 Numbers chapter 1 verse 53

Lakini Walawi watapanga hema zao kuizunguka maskani ya ushahidi pande zote, ili zisiwe hasira juu ya mkutano wa wana wa Israeli; kisha Walawi wataulinda ulinzi wa hiyo maskani ya ushahidi.
soma Mlango wa 1

But the Levites shall encamp around the Tabernacle of the Testimony, that there may be no wrath on the congregation of the children of Israel: and the Levites shall be responsible for the Tabernacle of the Testimony."