Mary stayed with Elizabeth for about three months and then returned home.
The amount of this narrative is, that the birth of John was distinguished by various miracles, which gave reason to expect, that something great and remarkable would appear in the child himself at a future period. For the Lord determined to confer upon him from the womb remarkable tokens, that he might not afterwards come forward, as an obscure and unknown person, from the crowd...
We have here an interview between the two happy mothers, Elisabeth and Mary: the angel, by intimating to Mary the favour bestowed on her cousin Elisabeth (Luk 1:36), gave occasion for it; and sometimes it may prove a better piece of service that we think to bring good people together, to compare notes. Here is, I. The visit which Mary made to Elisabeth.
Commenting on Luke 1:39-56
And Mary abode with her about three months,.... That is, she continued with Elisabeth, as the Syriac and Persic versions express, about the space of three months; in which time, she had full satisfaction of the truth of the sign the angel had given her; namely, of Elisabeth's conception and pregnancy, for by this time she was ready to give birth; and she must now...