A new command I give you: Love one another. As I have loved you, so you must love one another.
John 13:34

Then Naomi said to her two daughters-in-law, “Go back, each of you, to your mother’s home. May the Lord show kindness to you, as you have shown to your dead and to me. May the Lord grant that each of you will find rest in the home of another husband.”
Ruth 1:8-9

Now Jacob loved Joseph more than any of his other sons, because he had been born to him in his old age; and he made a richly ornamented robe for him. When his brothers saw that their father loved him more than any of them, they hated him and could not speak a kind word to him.
Genesis 37:3-4

God does not show favoritism.
Romans 2:11

For the Lord your God is God of gods and Lord of lords, the great God, mighty and awesome, who shows no partiality …
Deuteronomy 10:17

Naomi said, “Return home, my daughters. Why would you come with me? Am I going to have any more sons, who could become your husbands? Return home, my daughters; I am too old to have another husband. Even if I thought there was still hope for me—even if I had a husband tonight and then gave birth to sons—  would you wait until they grew up? Would you remain unmarried for them?”
Ruth 1:11-13

Greater love has no one than this, that someone lay down his life for his friends.
John 15:13

Each of you should look not only to your own interests, but also to the interests of others.   Your attitude should be the same as that of Christ Jesus: Who, being in very nature God, did not consider equality with God something to be grasped,  but made himself nothing, taking the very nature of a servant, being made in human likeness.
Philippians 2:4-7

At this they wept again. Then Orpah kissed her mother-in-law good-by …
Ruth 1:14

 I have loved you with an everlasting love.
Jeremiah 31:3

Be imitators of God, therefore, as dearly loved children and live a life of love, just as Christ loved us …
Ephesians 5:1-2

God demonstrates his own love for us in this: While we were still sinners, Christ died for us.
Romans 5:8

This is how we know what love is: Jesus Christ laid down his life for us.
1 John 3:16 

Let us not love with words or tongue but with actions and in truth.
1 John 3:18

“Look,” said Naomi, “your sister-in-law is going back to her people and her gods. Go back with her.”
Ruth 1:15

Ruth replied, “Don’t urge me to leave you or to turn back from you. Where you go I will go, and where you stay I will stay. Your people will be my people and your God my God.  Where you die I will die, and there I will be buried. May the Lord deal with me, be it ever so severely, if anything but death separates you and me.”
Ruth 1:16-17

IF God is for us, who can be against us? For I am convinced that neither death nor life, neither angels nor demons, neither the present nor the future, nor any powers, neither height nor depth, nor anything else in all creation, will be able to separate us from the love of God that is in Christ Jesus our Lord.
 Romans 8:31,38-39