The adjective arnion (lamb) in the Bible

(Translation from NRSV for the New Testament and and Brenton for the Septuagint with a few modifications for a more literal meaning)

John

21: 15When they had finished breakfast, Jesus said to Simon Peter, "Simon son of John, do you love me more than these?" He said to him, "Yes, Lord; you know that I love you." Jesus said to him, "Feed my lambs (arnion)."

Revelation

5: 6Then I saw between the throne and the four living creatures and among the elders a Lamb (arnion) standing as if it had been slaughtered, having seven horns and seven eyes, which are the seven spirits of God sent out into all the earth.
5: 8When he had taken the scroll, the four living creatures and the twenty-four elders fell before the Lamb (arnion), each holding a harp and golden bowls full of incense, which are the prayers of the saints.
5: 12singing with full voice, "Worthy is the Lamb (arnion) that was slaughtered to receive power and wealth and wisdom and might and honor and glory and blessing!"
5: 13Then I heard every creature in heaven and on earth and under the earth and in the sea, and all that is in them, singing, "To the one seated on the throne and to the Lamb (arnion) be blessing and honor and glory and might forever and ever!"
6: 1Then I saw the Lamb (arnion) open one of the seven seals, and I heard one of the four living creatures call out, as with a voice of thunder, "Come!"
6: 16calling to the mountains and rocks, "Fall on us and hide us from the face of the one seated on the throne and from the wrath of the Lamb (arnion);
7: 9After this I looked, and there was a great multitude that no one could count, from every nation, from all tribes and peoples and languages, standing before the throne and before the Lamb (arnion), robed in white, with palm branches in their hands.
7: 10They cried out in a loud voice, saying, "Salvation belongs to our God who is seated on the throne, and to the Lamb (arnion)!"
7: 14I said to him, "Sir, you are the one that knows." Then he said to me, "These are they who have come out of the great ordeal; they have washed their robes and made them white in the blood of the Lamb (arnion).
7: 17for the Lamb (arnion) at the center of the throne will be their shepherd, and he will guide them to springs of the water of life, and God will wipe away every tear from their eyes."
12: 11But they have conquered him by the blood of the Lamb (arnion) and by the word of their testimony, for they did not cling to life even in the face of death.
13: 8and all the inhabitants of the earth will worship it, everyone whose name has not been written from the foundation of the world in the book of life of the Lamb (arnion) that was slaughtered.
13: 11Then I saw another beast that rose out of the earth; it had two horns like a lamb (arnion) and it spoke like a dragon.
14: 1Then I looked, and there was the Lamb (arnion), standing on Mount Zion! And with him were one hundred forty-four thousand who had his name and his Father's name written on their foreheads.
14: 4It is these who have not defiled themselves with women, for they are virgins; these follow the Lamb (arnion) wherever he goes. They have been redeemed from humankind as first fruits for God and the Lamb (arnion),
14: 10they will also drink the wine of God's wrath, poured unmixed into the cup of his anger, and they will be tormented with fire and sulfur in the presence of the holy angels and in the presence of the Lamb (arnion).
15: 3And they sing the song of Moses, the servant of God, and the song of the Lamb (arnion): "Great and amazing are your deeds, Lord God the Almighty! Just and true are your ways, King of the nations!
17: 14they will make war on the Lamb (arnion), and the Lamb (arnion) will conquer them, for he is Lord of lords and King of kings, and those with him are called and chosen and faithful."
19: 7Let us rejoice and exult and give him the glory, for the marriage of the Lamb (arnion) has come, and his bride has made herself ready;
19: 9And the angel said to me, "Write this: Blessed are those who are invited to the marriage supper of the Lamb (arnion)." And he said to me, "These are true words of God."
21: 9Then one of the seven angels who had the seven bowls full of the seven last plagues came and said to me, "Come, I will show you the bride, the wife of the Lamb (arnion)."
21: 14And the wall of the city has twelve foundations, and on them are the twelve names of the twelve apostles of the Lamb (arnion).
21: 22I saw no temple in the city, for its temple is the Lord God the Almighty and the Lamb (arnion).
21: 23And the city has no need of sun or moon to shine on it, for the glory of God is its light, and its lamp is the Lamb (arnion).
21: 27But nothing unclean will enter it, nor anyone who practices abomination or falsehood, but only those who are written in the Lamb (arnion)'s book of life.
22: 1Then the angel showed me the river of the water of life, bright as crystal, flowing from the throne of God and of the Lamb (arnion)
22: 3Nothing accursed will be found there any more. But the throne of God and of the Lamb (arnion) will be in it, and his servants will worship him;

Jeremiah (LXX)

11: 19But I as an innocent lamb (arnion) led to the slaughter, knew not: against me they devised an evil device, saying, Come and let us put wood into his bread, and let us utterly destroy him from off the land of the living, and let his name not be remembered any more.
27 (50): 45Therefore hear ye the counsel of the Lord, which he has taken against Babylon; and his devices, which he has devised upon the Chaldeans inhabiting it: surely lambs (arnion) of their flock shall be destroyed: surely pasture shall be cut off from them.

Psalms (LXX)

113: 4The mountains skipped like rams, and the hills like lambs (arnion).
113: 6Ye mountains, that ye skipped like rams, and ye hills, like lambs (arnion)?

Psalms of Solomon (LXX)

8: 23(But) God hath shown Himself righteous in His judgments upon the nations of the earth; And the pious (servants) of God are like innocent lambs (arnion) in their midst.