## Yahweh paid attention to Sarah ##

The phrase "paid attention to" implies helping or judging someone. Here it refers to Yahweh helping Sarah have a baby. This can be translated as "Yahweh helped Sarah."

## bore a son to Abraham ##

"gave birth to Abraham's son"

## in his old age ##

"when Abraham was very old"

## at the set time of which God had spoken to him ##

"at the exact time that God had told him it would happen"

## Abraham named his son, the one who had been born to him, whom Sarah bore to him, Isaac. ##

“Abraham named his newborn son, the one Sarah gave birth to, Isaac” or "Abraham named their newborn son Isaac."

## Abraham circumcised his son Isaac when he was eight days old ##

"When his son Isaac was eight days old, Abraham circumcised him"

## Eight days ##

"8 days" (See: [[rc://en/ta/man/translate/translate-numbers]])

## had commanded him ##

"had commanded Abraham to do"