'Union' in the Bible

So I [Zechariah] pastured the flock doomed for slaughter, truly [as the name implies] the most miserable of sheep. And I took two [shepherd’s] staffs, the one I called Favor (Grace) and the other I called Union (Bonds); so I pastured the flock.

Then I broke my second staff, Union, into pieces to break the brotherhood between Judah (the Southern Kingdom) and Israel (the Northern Kingdom).

But not one has done so who has a remnant of the Spirit. And what did that one do while seeking a godly offspring? Take heed then to your spirit, and let no one deal treacherously against the wife of your youth.

but he kept her a virgin until she had given birth to a Son [her firstborn child]; and he named Him Jesus (The Lord is salvation).

I am the Vine; you are the branches. The one who remains in Me and I in him bears much fruit, for [otherwise] apart from Me [that is, cut off from vital union with Me] you can do nothing.

For the wages of sin is death, but the free gift of God [that is, His remarkable, overwhelming gift of grace to believers] is eternal life in Christ Jesus our Lord.

For the unbelieving husband is sanctified [that is, he receives the blessings granted] through his [Christian] wife, and the unbelieving wife is sanctified through her believing husband. Otherwise your children would be [ceremonially] unclean, but as it is they are holy.

For he who was a slave when he was called in the Lord is a freedman of the Lord, likewise he who was free when he was called is a slave of Christ.

Then those also who have fallen asleep in Christ are lost.

For just as in Adam all die, so also in Christ all will be made alive.

I assure you, believers, by the pride which I have in you in [your union with] Christ Jesus our Lord, I die daily [I face death and die to self].

For all of you who were baptized into Christ [into a spiritual union with the Christ, the Anointed] have clothed yourselves with Christ [that is, you have taken on His characteristics and values].

even when we were [spiritually] dead and separated from Him because of our sins, He made us [spiritually] alive together with Christ (for by His grace—His undeserved favor and mercy—you have been saved from God’s judgment).

In conclusion, be strong in the Lord [draw your strength from Him and be empowered through your union with Him] and in the power of His [boundless] might.

Therefore as you have received Christ Jesus the Lord, walk in [union with] Him [reflecting His character in the things you do and say—living lives that lead others away from sin],

Finally, believers, we ask and admonish you in the Lord Jesus, that you follow the instruction that you received from us about how you ought to walk and please God (just as you are actually doing) and that you excel even more and more [pursuing a life of purpose and living in a way that expresses gratitude to God for your salvation].

In this [union and fellowship with Him], love is completed and perfected with us, so that we may have confidence in the day of judgment [with assurance and boldness to face Him]; because as He is, so are we in this world.