Ezekiel is speaking on behalf of God and telling the people God will look after them.
"I the Sovereign Lord tell you that I will look after my people"
God is bringing the people who are scattered back together again.
"I will bring back the people who were scattered"
God is leading all of the people who were scattered back to Israel.
"I will lead the people back to Israel"
God is saying he will find the people who are lost and those who wander off, he will bandage those that are hurt and heal those that are sick but destroy all those who are fat or strong.
"I will look for those who are lost and heal those who are sick and those who are fat and strong I will destroy"
"I will make a covenant with the people to guarantee their security"
God is promising a covenant to ensure all of the people are protected and will guarantee their security.
"I will let them live around my sacred hill, I will bless them with rain, the trees will have fruit, the fields will make crops and everyone will live in safety."
God is blessing the people and letting them live around the sacred hill, God will make showers of rain when they need it, the trees will have fruit, the fields will produce crops and everyone will live in safety.