Which cause-and-effect relationship in "Broken Chain" relates to the theme "Even when you have problems with your family, in the end you can count on them"?

In the Broken Chain, the poem describes a typcal family relationship that is God-centered yet has several problems to overcome. In one of the stanza's it says that "Our family chain may be broken and nothing feels the same" but when God steps in to tie it all together they become as one again with each other.