66问：什么是选民与基督的联合？

答：选民与基督的联合是出于上帝恩典的作为（弗1:22，2:6-8），使选民能借着有效之恩召（彼前5:10；林前1:9），在灵魂里以基督为元首、为丈夫，切切实实、密不可分、奥秘神奇地联合在一起（林前6:17；约10:28；弗5:23，30）。

Question 66: What is that union which the elect have with Christ?

Answer: The union which the elect have with Christ is the work of God’s grace, whereby they are spiritually and mystically, yet really and inseparably, joined to Christ as their head and husband; which is done in their effectual calling.