If a woman breastfeeds children from different tribes, do they become siblings through breastfeeding?

Question:
The second question is about a woman who breastfed three daughters and a son, each from a different tribe. Is it permissible for them to be considered siblings through breastfeeding, or not?

Answer:
If she breastfed them with complete breastfeeding, they become siblings through breastfeeding. Yes. Thank you. May Allah reward you with good, O Shaykh. Thank you.