'Fornication' in the Bible

You are doing the works of your [own] father.” They said to Him, “We are not illegitimate children; we have one [spiritual] Father: God.”

For all the nations have drunk from the wine of the passion of her [sexual] immorality, and the kings and political leaders of the earth have committed immorality with her, and the merchants of the earth have become rich by the wealth and economic power of her sensuous luxury.”