Matthew 6:33

But as your first duty keep on looking for His standard of doing right, and for His will, and then all these things will be yours besides.

1 Corinthians 15:20

But in reality Christ has been raised from the dead, the first to be raised of those who have fallen asleep.

James 1:18

In accordance with His will He made us His children by the message of truth, that we might be a kind of first fruits among His creatures.

Treasury of Scripture Knowledge

Summary

The first of the firstfruits of thy land thou shalt bring unto the house of the LORD thy God. Thou shalt not seethe a kid in his mother's milk.

Bible References

First

Matthew 6:33
But as your first duty keep on looking for His standard of doing right, and for His will, and then all these things will be yours besides.
1 Corinthians 15:20
But in reality Christ has been raised from the dead, the first to be raised of those who have fallen asleep.
James 1:18
In accordance with His will He made us His children by the message of truth, that we might be a kind of first fruits among His creatures.