삼았던

In a sentence

• 그는 그녀를 사랑으로 삼았던 사람이다.

  He was the person who regarded her as his love.

  Here, '삼았던' is used to indicate that he considered or regarded someone as something, specifically his love, in the past.

• 친구를 가족처럼 삼았던 기억이 떠오른다.

  I recall the memories of treating a friend as if they were family.

  In this case, '삼았던' is used to describe the act of considering or treating a friend as family in past memories.

• 그는 목표를 삶의 중점으로 삼았던 시기가 있었다.

  There was a time when he regarded his goal as the focus of his life.

  Here, '삼았던' illustrates the act of taking or regarding a goal as something significant, like the centerpiece of life, in the past.