Matthew 28:18-20
Then Jesus came and spoke to them, saying, "I have been given all authority in heaven and on earth.
Acts 1:2
up until the day He returned to heaven. [Just before that time] He had given [certain] instructions to His [specially] selected apostles through [the direction of] the Holy Spirit.
Acts 20:25-31
Now look, I know that none of you, among whom I traveled on preaching missions, will ever see my face again.
1 Timothy 5:21
I solemnly urge you, in the presence of God, and Christ Jesus and the elect [i.e, chosen] angels, that you obey these instructions without showing prejudice [toward anyone], or doing anything out of partiality.
1 Timothy 6:13-17
I [solemnly] urge you in the presence of God, who gives life to everything, and of Christ Jesus, who made the good confession when He testified in front of Pontius Pilate [See John 18:37; Matt. 27:17],
2 Timothy 4:1
In the presence of God and of Christ Jesus, who will judge [both] those still alive and those who have already died, and in view of His appearing [i.e., at His second coming] and His kingdom [i.e., when it is revealed in its eternal splendor], I solemnly urge you: