Luke
Luke 1:59BSB·traditional attribution

On the eighth day, when they came to circumcise the child, they were going to name him after his father Zechariah.

John Calvin Reformed @genevareformer

59. And they called him Zacharias, by the name of his father We know that names were originally given to men, either from some occurrence, or even by prophetic inspiration, to point out some secret work of God. After a long period, when there was such a profusion of names, that it became inconvenient to form new ones every day, people satisfied themselves with the...

Matthew Henry Presbyterian @wholebiblehenry

In these verses, we have, I. The birth of John Baptist, Luk 1:57. Though he was conceived in the womb by miracle, he continued in the womb according to the ordinary course of nature (so did our Saviour): Elisabeth's full time came, that she should be delivered, and then she brought forth a son.

Commenting on Luke 1:57-66

John Gill Reformed Baptist @doctorgill

And it came to pass that on the eighth day,.... The precise time fixed in the normal restitution of the ordinance of circumcision, Gen 17:12 though this was not always attended to, but circumcision was sometimes deferred to another time; yet keeping the exact time was judged most commendable and praiseworthy; see Gill on Phi 3:5.