1 Peter 2:9-10

But you are a chosen race, a priesthood of kingly lineage, a holy nation, a people belonging specially to God, that you may make known the perfections of Him who called you out of darkness into His marvellous light.

Ephesians 1:18

the eyes of your understanding being enlightened so that you may know what is the hope which His call to you inspires, what the wealth of the glory of His inheritance in God's people,

Treasury of Scripture Knowledge

Summary

For the LORD'S portion is his people; Jacob is the lot of his inheritance.

Bible References

The lord's

Ephesians 1:18
the eyes of your understanding being enlightened so that you may know what is the hope which His call to you inspires, what the wealth of the glory of His inheritance in God's people,
1 Peter 2:9
But you are a chosen race, a priesthood of kingly lineage, a holy nation, a people belonging specially to God, that you may make known the perfections of Him who called you out of darkness into His marvellous light.