I hope your husband gave her a logical reply when she said that to him!
As she is not married to your FIL, there is zero obligation to give her. If she is looking for acceptance/acknowledgment from you both, that’s not a smart way of doing it.
Your husband should let his dad know what she said too and tell him how it made him and you feel. I know it’s not easy for us to talk to our parents like this but it lets your FIL know that both your husband and you are NOT ok with this nonsense.
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