'Set Apart For Me' in the Bible

"You are to be people set apart for me. You are not to eat flesh torn apart in the field; you are to throw it to the dogs."

since they've been set apart for me from among the Israelis. I've taken them for myself instead of the first to open the womb every firstborn of the Israelis,

As they were ministering to the Lord and fasting, the Holy Spirit said, “Set apart for Me Barnabas and Saul for the work I have called them to.”