Romans 8:29

For he decreed of old that those whom he predestined should share the likeness of his Son ??that he might be the firstborn of a great brotherhood.

Hebrews 12:23

to the assembly of the first-born registered in heaven, to the God of all as judge, to the spirits of just men made perfect,

Treasury of Scripture Knowledge

Summary

All the firstling males that come of thy herd and of thy flock thou shalt sanctify unto the LORD thy God: thou shalt do no work with the firstling of thy bullock, nor shear the firstling of thy sheep.

The firstling

Bible References

The firstling

Romans 8:29
For he decreed of old that those whom he predestined should share the likeness of his Son ??that he might be the firstborn of a great brotherhood.
Hebrews 12:23
to the assembly of the first-born registered in heaven, to the God of all as judge, to the spirits of just men made perfect,