Ambrose of Milan

But soon the blessed fruits of Mary’s coming and our Lord’s presence are made evident. For it follows, And it came to pass, that when Elisabeth heard the salutation of Mary, the babe leaped in her womb. Mark the distinction and propriety of each word. Elisabeth first heard the word, but John first experienced the grace. She heard by the order of nature, he leaped by reason of the mystery. She perceived the coming of Mary, he the coming of the Lord.