What was the relationship between Lydia and Silas?
When they got out of the prison at Philippi, Paul and Silas went to Lydia’s house. They encouraged the brothers and then left. Acts 16:40
What the Bible says
Acts 16:40
And they went out of the prison, and entered into the house of Lydia; and having seen the brethren, they comforted them, and departed.
Douay-Rheims Bible (Challoner revision), public domain.