King James Version
Nevertheless he that standeth stedfast in his heart, having no necessity, but hath power over his own will, and hath so decreed in his heart that he will keep his virgin, doeth well.English Standard Version
But whoever is firmly established in his heart, being under no necessity but having his desire under control, and has determined this in his heart, to keep her as his betrothed, he will do well.Catholic Public Domain Version
But if he has decided firmly in his heart, and he does not have any obligation, but only the power of his free will, and if he has judged this in his heart, to let her remain a virgin, he does well