Marriage Without Intimacy & Overt Anger: How do you handle marriage conflicts according to Matthew 18, especially when one partner is withholding intimacy or have a bad temper? [Matthew 18, I John 4:19]. Justification for Withholding Sex in Marriage: Is it justifiable to withhold sex, if the partner is not loving, using i John 4:19 to justifiable? [I John 4:19].