# his

Here the word "his" refers to Terah.

# Sarai his daughter-in-law, his son Abram's wife

"his daughter-in-law Sarai, who was the wife of his son Abram"

# Haran ... Haran

These are two different names and they are spelled differently in Hebrew. One refers to a person and the other refers to a city. (The "h" sound in the city's name is louder than the "h" sound in the person's name.) You might choose to spell them differently in your language to show this.