1 Corinthians 15:10

15:10 But by the grace of God I am what I am, and his grace to me has not been in vain. In fact, I worked harder than all of them – yet not I, but the grace of God with me.

1 Corinthians 15:58

15:58 So then, dear brothers and sisters, ¹  be firm. Do not be moved! Always be outstanding in the work of the Lord, knowing that your labor is not in vain in the Lord.

Galatians 6:9

6:9 So we must not grow weary ²  in doing good, for in due time we will reap, if we do not give up. ³ 

Colossians 1:29

1:29 Toward this goal ⁴  I also labor, struggling according to his power that powerfully ⁵  works in me.

¹ tn Grk “brothers.” See note on the phrase “brothers and sisters” in 1:10.

² tn Or “not become discouraged,” “not lose heart” (L&N 25.288).

³ tn Or “if we do not become extremely weary,” “if we do not give out,” “if we do not faint from exhaustion” (L&N 23.79).

⁴ tn The Greek phrase εἴς ὅ (eis Jo, “toward which”) implies “movement toward a goal” and has been rendered by the English phrase “Toward this goal.”

⁵ tn The prepositional phrase ἐν δυνάμει (en dunamei) seems to be functioning adverbially, related to the participle, and has therefore been translated “powerfully.”