Psalm 9:12
"When he maketh inquisition for blood, he remembereth them: he forgetteth not the cry of the humble."
Cross References (ranked by relevance)
This poor man cried, and the LORD heard him, and saved him out of all his troubles.
And the LORD said, I have surely seen the affliction of my people which are in Egypt, and have heard their cry by reason of their taskmasters; for I know their sorrows;
For they have shed the blood of saints and prophets, and thou hast given them blood to drink; for they are worthy.
And surely your blood of your lives will I require; at the hand of every beast will I require it, and at the hand of man; at the hand of every man’s brother will I require the life of man.
For, behold, the LORD cometh out of his place to punish the inhabitants of the earth for their iniquity: the earth also shall disclose her blood, and shall no more cover her slain.
For he hath not despised nor abhorred the affliction of the afflicted; neither hath he hid his face from him; but when he cried unto him, he heard.
He will regard the prayer of the destitute, and not despise their prayer.
Now therefore, behold, the cry of the children of Israel is come unto me: and I have also seen the oppression wherewith the Egyptians oppress them.
And they put away the strange gods from among them, and served the LORD: and his soul was grieved for the misery of Israel.
And also for the innocent blood that he shed: for he filled Jerusalem with innocent blood; which the LORD would not pardon.
LORD, thou hast heard the desire of the humble: thou wilt prepare their heart, thou wilt cause thine ear to hear:
Thou hast seen it; for thou beholdest mischief and spite, to requite it with thy hand: the poor committeth himself unto thee; thou art the helper of the fatherless.
That upon you may come all the righteous blood shed upon the earth, from the blood of righteous Abel unto the blood of Zacharias son of Barachias, whom ye slew between the temple and the altar.