Myśl Żydowska do Psalmów 8:3

Also there (Sota 30b): Rabbi Yosei HaGelili taught: At the time that [the Jewish people] ascended from the sea they resolved to sing a song. [And how did they recite this song?] If a baby was lying on his mother’s lap or an infant was nursing from his mother’s breasts, once they saw the Divine Presence, the baby straightened his neck and the infant dropped the breast from his mouth, and they recited, “This is my God and I will glorify Him” (Exodus 15:2). As it is stated (Psalms 8:3): “Out of the mouths of babies and sucklings You have founded strength (oz, which is spelled the same as the first word in the song).” Rabbi Meir would say: Even fetuses in their mother’s womb recited the song at the sea, as it is stated (Psalms 68:27), “In full assemblies, bless God, the Lord, you that are from the source of Israel.” To here [is the Gemara.]