14 distinct Hebrew words appear in this verse.

3 passages from patristic writers, Reformers, and church catechisms citing this verse.

• 1Cor 15:14 — And if Christ be not risen, then is our preaching vain, and your faith is also vain.
• 1Thess 3:5 — For this cause, when I could no longer forbear, I sent to know your faith, lest by some means the tempter have tempted you, and our labour be in vain.
• 2Cor 2:15 — For we are unto God a sweet savour of Christ, in them that are saved, and in them that perish:
• 2Cor 12:15 — And I will very gladly spend and be spent for you; though the more abundantly I love you, the less I be loved.
• Ezek 3:19 — Yet if thou warn the wicked, and he turn not from his wickedness, nor from his wicked way, he shall die in his iniquity; but thou hast delivered thy soul.
• Gal 2:21 — I do not frustrate the grace of God: for if righteousness come by the law, then Christ is dead in vain.
• Gal 4:11 — I am afraid of you, lest I have bestowed upon you labour in vain.
• Isa 35:4 — Say to them that are of a fearful heart, Be strong, fear not: behold, your God will come with vengeance, even God with a recompence; he will come and save you.
• Isa 40:10 — Behold, the Lord GOD will come with strong hand, and his arm shall rule for him: behold, his reward is with him, and his work before him.
• Isa 40:10 — Behold, the Lord GOD will come with strong hand, and his arm shall rule for him: behold, his reward is with him, and his work before him.
• Isa 40:27 — Why sayest thou, O Jacob, and speakest, O Israel, My way is hid from the LORD, and my judgment is passed over from my God?
• Isa 53:10 — Yet it pleased the LORD to bruise him; he hath put him to grief: when thou shalt make his soul an offering for sin, he shall see his seed, he shall prolong his days, and the pleasure of the LORD shall
• Isa 62:11 — Behold, the LORD hath proclaimed unto the end of the world, Say ye to the daughter of Zion, Behold, thy salvation cometh; behold, his reward is with him, and his work before him.
• Isa 62:11 — Behold, the LORD hath proclaimed unto the end of the world, Say ye to the daughter of Zion, Behold, thy salvation cometh; behold, his reward is with him, and his work before him.
• Isa 65:23 — They shall not labour in vain, nor bring forth for trouble; for they are the seed of the blessed of the LORD, and their offspring with them.
• Isa 65:23 — They shall not labour in vain, nor bring forth for trouble; for they are the seed of the blessed of the LORD, and their offspring with them.
• John 8:29 — And he that sent me is with me: the Father hath not left me alone; for I do always those things that please him.
• Lev 26:20 — And your strength shall be spent in vain: for your land shall not yield her increase, neither shall the trees of the land yield their fruits.
• Matt 17:17 — Then Jesus answered and said, O faithless and perverse generation, how long shall I be with you? how long shall I suffer you? bring him hither to me.
• Matt 23:37 — O Jerusalem, Jerusalem, thou that killest the prophets, and stonest them which are sent unto thee, how often would I have gathered thy children together, even as a hen gathereth her chickens under her
• Phil 2:16 — Holding forth the word of life; that I may rejoice in the day of Christ, that I have not run in vain, neither laboured in vain.
• Prov 29:26 — Many seek the ruler’s favour; but every man’s judgment cometh from the LORD.
• Ps 18:20 — The LORD rewarded me according to my righteousness; according to the cleanness of my hands hath he recompensed me.