Ask Jesus for strength.
Have you not known? Have you not heard? The Lord is the everlasting God, the Creator of the ends of the earth. He does not faint or grow weary; his understanding is unsearchable. He gives power to the faint, and to him who has no might he increases strength. Even youths shall faint and be weary, and young men shall fall exhausted. IS 40.28-30
Ask Jesus for his own affection for people.
For God is my witness, how I yearn for you all with the affection of Christ Jesus. PHP 1.8
Remind yourself that your work for the Lord is not in vain.
Therefore, my beloved brothers, be steadfast, immovable, always abounding in the work of the Lord, knowing that in the Lord your labor is not in vain. 1 CO 15.58
Remind yourself that someday you’ll reap rewards.
And let us not grow weary of doing good, for in due season we will reap, if we do not give up. GA 6.9
Remind yourself of God’s future commendation.
His master said to him, ‘Well done, good and faithful servant. You have been faithful over a little; I will set you over much. Enter into the joy of your master.’ MT 25.23
