Treasury of Scripture Knowledge
[Along the way] they strengthened the hearts of the disciples, urging them to continue [to believe and practice] the faith and [explaining] that entering God's [heavenly] kingdom [See II Tim. 4:18] requires enduring many trials.
And we should not become tired of doing good things, for eventually we will receive [never ending life] if we do not give up.
2 Thessalonians 3:13
But you, brothers, should not get tired of doing what is right.
Now think about how Jesus endured such opposition against Himself from sinners, so that you do not grow weary and become discouraged [yourself].
This is the reason that I, Paul, the prisoner of Christ Jesus on behalf of you Gentiles, [pray for you. See 3:14-19].
2 Corinthians 1:6
But if we experience trouble, it is in order [to provide] for your comfort and salvation. Or, if we are comforted, it is in order [to provide] for your comfort [also], which enables you to endure patiently the same sufferings we experience.
Now I want you to know, brothers, that the things that happened to me have resulted in the advancement [of the influence] of the Gospel rather [than hindering it],
Now I rejoice in [spite of] my sufferings for your sake, and I am filling up [i.e., completing] in my physical body what was lacking in the afflictions Christ endured for His body's sake, the church.
1 Thessalonians 3:2
and so we [i.e., I] sent Timothy, our brother and God's fellow-worker in [the ministry of] the Gospel, to strengthen and encourage you in your faith,