Luke
Luke 1:41ESV·traditional attribution

And when Elizabeth heard the greeting of Mary, the baby leaped in her womb. And Elizabeth was filled with the Holy Spirit,

John Calvin Reformed @genevareformer

41. When Elisabeth heard It is natural that sudden joy, on the part of a pregnant woman, should cause a motion of the child in her womb; but Luke intended to express an extraordinary occurrence. No good purpose would be served by involving ourselves in intricate questions, if the child was aware of the presence of Christ, or felt an emotion of piety: it is...

Matthew Henry Presbyterian @wholebiblehenry

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

Albert Barnes Presbyterian @notesbybarnes

Verse 41. Elisabeth was filled with the Holy Ghost. The meaning of this seems to be that she was filled with joy; with a disposition to praise God; with a prophetic spirit, or a knowledge of the character of the child that should be born of her. All these were produced by the Holy Ghost.