expression
thanks for your help; thanks for taking care of me/my loved one
A set phrase expressing gratitude for care or assistance given to the speaker or someone close to them. Often used when someone has looked after a family member or friend.
母が入院中は色々とお世話様でした。
Thank you for everything you did for my mother while she was in the hospital.
先日はお世話様でした。おかげさまで助かりました。
Thank you for your help the other day. It was a great help.
A polite phrase combining the honorific お, the noun 世話 (care, help), and the suffix 様 (honorific). The exact historical derivation is uncertain, but it is a conventional expression of gratitude.