Numbers 35:6
"And among the cities which ye shall give unto the Levites there shall be six cities for refuge, which ye shall appoint for the manslayer, that he may flee thither: and to them ye shall add forty and two cities."
Cross References (ranked by relevance)
Thus they gave to the children of Aaron the priest Hebron with her suburbs, to be a city of refuge for the slayer; and Libnah with her suburbs,
And the children of Israel gave unto the Levites out of their inheritance, at the commandment of the LORD, these cities and their suburbs.
For they gave them Shechem with her suburbs in mount Ephraim, to be a city of refuge for the slayer; and Gezer with her suburbs,
And out of the tribe of Naphtali, Kedesh in Galilee with her suburbs, to be a city of refuge for the slayer; and Hammothdor with her suburbs, and Kartan with her suburbs; three cities.
And out of the tribe of Gad, Ramoth in Gilead with her suburbs, to be a city of refuge for the slayer; and Mahanaim with her suburbs,
The LORD also will be a refuge for the oppressed, a refuge in times of trouble.
And out of the tribe of Reuben, Bezer with her suburbs, and Jahazah with her suburbs,
And unto the children of Gershon, of the families of the Levites, out of the other half tribe of Manasseh they gave Golan in Bashan with her suburbs, to be a city of refuge for the slayer; and Beeshterah with her suburbs; two cities.
That by two immutable things, in which it was impossible for God to lie, we might have a strong consolation, who have fled for refuge to lay hold upon the hope set before us:
Come unto me, all ye that labour and are heavy laden, and I will give you rest.
And there shall be a tabernacle for a shadow in the day time from the heat, and for a place of refuge, and for a covert from storm and from rain.