Noun gastēr (womb) in the Gospels-Acts

(Translation from NRSV with a few modifications for a more literal meaning)

Matthew

1: 18Now the birth of Jesus the Messiah took place in this way. When his mother Mary had been engaged to Joseph, but before they lived together, she was found to be having in her womb (gastēr) [a baby] from the Holy Spirit.
1: 23"Look, the virgin shall have in her womb (gastēr) [a baby] and bear a son, and they shall name him Emmanuel," which means, "God is with us."
24: 19Woe to those who have in their womb (gastēr) [a baby] and to those who are nursing infants in those days!

Mark

13: 17Woe to those who have in their womb (gastēr) [a baby] and to those who are nursing infants in those days!

Luke

1: 31And now, you will conceive in your womb (gastēr) and bear a son, and you will name him Jesus.
21: 23Woe to those who have in their womb (gastēr) [a baby] and to those who are nursing infants in those days! For there will be great distress on the earth and wrath against this people;