Cross reference
Nehemiah 4:21
21 So we wrought in the work: and half of them held the spears from the rising of the morning till the stars appeared.
1 Corinthians 15:10
10 But by the grace of God I am what I am: and his grace which was bestowed upon me was not found vain; but I labored more abundantly than they all: yet not I, but the grace of God which was with me.
1 Corinthians 15:58
58 Wherefore, my beloved brethren, be ye stedfast, unmoveable, always abounding in the work of the Lord, forasmuch as ye know that your labor is not vain in the Lord.
Galatians 6:9
9 And let us not be weary in well-doing: for in due season we shall reap, if we faint not.
Colossians 1:29
29 whereunto I labor also, striving according to his working, which worketh in me mightily.