Ruth

Ruth 1:16-17 (Ruth's Loyalty)
"But 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 even death separates you and me.'"

Ruth 2:2 (Ruth's Initiative)
"And Ruth the Moabite said to Naomi, 'Let me go to the fields and pick up the leftover grain behind anyone in whose eyes I find favor.' Naomi said to her, 'Go ahead, my daughter.'"

Ruth 2:12 (Boaz's Blessing)
"May the LORD repay you for what you have done. May you be richly rewarded by the LORD, the God of Israel, under whose wings you have come to take refuge."

Ruth 3:9 (Ruth's Proposal)
"'Who are you?' he asked. 'I am your servant Ruth,' she said. 'Spread the corner of your garment over me, since you are a guardian-redeemer of our family.'"

Ruth 4:14-15 (The Blessing of Naomi)
"The women said to Naomi: 'Praise be to the LORD, who this day has not left you without a guardian-redeemer. May he become famous throughout Israel! He will renew your life and sustain you in your old age, for your daughter-in-law, who loves you and who is better to you than seven sons, has given him birth.'"

Ruth 4:17 (Ruth's Legacy)
"The women living there said, 'Naomi has a son!' And they named him Obed. He was the father of Jesse, the father of David."

Rainbow

Genesis 9:12-16 (God's Covenant with Noah)
"And God said, 'This is the sign of the covenant I am making between me and you and every living creature with you, a covenant for all generations to come: I have set my rainbow in the clouds, and it will be the sign of the covenant between me and the earth. Whenever I bring clouds over the earth and the rainbow appears in the clouds, I will remember my covenant between me and you and all living creatures of every kind. Never again will the waters become a flood to destroy all life.'"

Revelation 4:3 (Vision of God's Throne)
"And the one who sat there had the appearance of jasper and ruby. A rainbow that shone like an emerald encircled the throne."

Revelation 10:1 (The Mighty Angel)
"Then I saw another mighty angel coming down from heaven. He was robed in a cloud, with a rainbow above his head; his face was like the sun, and his legs were like fiery pillars."