According to the Prayer of Christ John 17:20, 21

Is With

God 1 John 1:3

Saints in heaven Hebrews 12:22-24

Each other Galatians 2:9, 1 John 1:3, 7

God Marks, with His Approval Malachi 3:16

Christ Is Present In Matthew 18:20

In Public and Social Worship Psalm 34:3, 55:14, Acts 1:14, Hebrews 10:25

In the Lord's Supper 1 Corinthians 10:17

In Holy Conversation Malachi 3:16

In Prayer for Each Other 2 Corinthians 1:11, Ephesians 6:18

In Exhortation Colossians 3:16, Hebrews 10:25

In Mutual Comfort and Edification 1 Thessalonians 4:18, 5:11

In Mutual Sympathy and Kindness Romans 12:15, Ephesians 4:32

Delight Of Psalm 16:3, 42:4, 133:1-3, Romans 15:32

Exhortation To Ephesians 4:1-3

Opposed to Communion with the Wicked 2 Corinthians 6:14-17, Ephesians 5:11

Exemplified

Jonathan 1 Samuel 23:16

David Psalm 119:63

Daniel Daniel 2:17, 18

Apostles Acts 1:14

The Church Acts 2:42, 5:12

Paul Acts 20:36-38