New Revised Standard Version
if you say, “Look, we did not know this”— does not he who weighs the heart perceive it? Does not he who keeps watch over your soul know it? And will he not repay all according to their deeds?

Contemporary English Version
Don't say, "I didn't know it!" God can read your mind. He watches each of us and knows our thoughts. And God will pay us back for what we do.

New American Bible
because you said, “We didn’t know about it”? Surely, the Searcher of hearts knows and will repay all according to their deeds.

Douay-Rheims Bible
If thou say: I have not strength enough: he that seeth into the heart, he understandeth, and nothing deceiveth the keeper of thy soul, and he shall render to a man according to his works.

If thou say: I have not strength enough: he that seeth into the heart, he understandeth, and nothing deceiveth the keeper of thy soul, and he shall render to a man according to his works.

doth he not

Proverbs 5:21 His own iniquities catch the wicked, and he is fast bound with the ropes of his own sins.

Proverbs 21:2 Every way of a man seemeth right to himself: but the Lord weigheth the hearts.

1 Samuel 16:7 And the Lord said to Samuel: Look not on his countenance, nor on the height of his stature: because I have rejected him, nor do I judge according to the look of man: for man seeth those things that appear, but the Lord beholdeth the heart.

Psalm 7:9 The wickedness of sinners shall be brought to nought; and thou shalt direct the just: the searcher of hearts and reins is God. Just

Psalm 17:3 Thou hast proved my heart, and visited it by night, thou hast tried me by fire: and iniquity hath not been found in me.

Psalm 44:21 If we have forgotten the name of our God, and if we have spread forth our hands to a strange god:

Ecclesiastes 5:8 If thou shalt see the oppressions of the poor, and violent judgments, and justice perverted in the province, wonder not at this matter: for he that is high hath another higher, and there are others still higher than these:

Jeremiah 17:10 I am the Lord who search the heart, and prove the reins: who give to every one according to his way, and according to the fruit of his devices.

Romans 2:16 In the day when God shall judge the secrets of men by Jesus Christ, according to my gospel.

1 Corinthians 4:5 Therefore, judge not before the time: until the Lord come, who both will bring to light the hidden things of darkness and will make manifest the counsels of the hearts. And then shall every man have praise from God.

Hebrews 4:12,13 For the word of God is living and effectual and more piercing than any two edged sword; and reaching unto the division of the soul and the spirit, of the joints also and the marrow: and is a discerner of the thoughts and intents of the heart. . . .

Revelation 2:18,23 And to the angel of the church of Thyatira write: These things saith the Son of God, who hath his eyes like to a flame of fire and his feet like to fine brass. . . .

that keepeth

1 Samuel 2:6 The Lord killeth and maketh alive, he bringeth down to hell, and bringeth back again.

1 Samuel 25:29 For if a man at any time shall rise, and persecute thee, and seek thy life, the soul of my lord shall be kept, as in the bundle of the living, with the Lord thy God: but the souls of thy enemies shall be whirled, as with the violence and whirling of a sling.

Psalm 66:9 Who hath set my soul to live: and hath not suffered my feet to be moved:

Psalm 121:3,8 May he not suffer thy foot to be moved: neither let him slumber that keepeth thee. . . .

Daniel 5:23 But hast lifted thyself up against the Lord of heaven: and the vessels of his house have been brought before thee: and thou, and thy nobles, and thy wives, and thy concubines, have drunk wine in them: and thou hast praised the gods of silver, and of gold, and of brass, of iron, and of wood, and of stone, that neither see, nor hear, nor feel: but the God who hath thy breath in his hand, and all thy ways, thou hast not glorified.

Acts 17:28 For in him we live and move and are: as some also of your own poets said: For we are also his offspring.

Revelation 1:18 And alive, and was dead. And behold I am living for ever and ever and have the keys of death and of hell.

and shall

Job 34:11 For he will render to a man his work, and according to the ways of every one he will reward them.

Psalm 62:12 And mercy to thee, O Lord; for thou wilt render to every man according to his works.

Jeremiah 32:19 Great in counsel, and incomprehensible in thought: whose eyes are open upon all the ways of the children of Adam, to render unto every one according to his ways, and according to the fruit of his devices.

Matthew 16:27 For the Son of man shall come in the glory of his Father with his angels: and then will he render to every man according to his works.

Romans 2:6 Who will render to every man according to his works.

2 Corinthians 5:10 For we must all be manifested before the judgment seat of Christ, that every one may receive the proper things of the body, according as he hath done, whether it be good or evil.

Revelation 2:23 And I will kill her children with death: and all the churches shall know that I am he that searcheth the reins and hearts. And I will give to every one of you according to your works. But to you I say

Revelation 20:12-15 And I saw the dead, great and small, standing in the presence of the throne. And the books were opened: and another book was opened, which was the book of life. And the dead were judged by those things which were written in the books, according to their works. . . .

Revelation 22:12 Behold, I come quickly: and my reward is with me, to render to every, man according to his works.