'Happens' in the Bible

Come, we must deal shrewdly with them, lest they become many, and when war happens, they also will join our enemies and will fight against us and go up from the land."

"If a man has two wives, [and] the one [is] loved and the [other] one [is] disliked and the one loved and the one that is disliked have borne for him sons, if it happens [that] the firstborn son {belongs to the one that is disliked},

"If it happens [that] a young woman, a virgin, [is] engaged to a man, [and] a man finds her in the town and lies with her,

If there should be in the land famine or disease, if there should be blight or mildew or locust or caterpillars, if it happens that his enemy lays siege against him in the land of his gates, if any plague or any disease,

"If there is a famine in the land; if there is disease, blight, mildew, locust, and caterpillar; if it happens that his enemy lays siege to him in the land [and] his gates; any kind of plague, any kind of disease,

There [is] a vanity that happens on earth: sometimes the righteous suffer what the wicked deserve, and sometimes the wicked receive what the righteous deserve. I said, "This also [is] vanity!"