מָקוֹרmâqôwr

spring, fountain, (apparently originally well)

Pronunciation: maw-kore' · Hebrew/Aramaic (Old Testament) · H4726

Meanings

1. spring, of water

2. figurative of eye (Jeremiah 8:23)

3. source, of menstruous blood (Leviticus 20:18)

4. = flow of blood (Leviticus 12:7)

Same root

קוּרqûwr · H6979to trench; by implication, to throw forth; to wall up, whether literal (to build a wall) or figurative (to estop)

Where it appears

Appears 18 times in the Bible.

Leviticus 12:7 The priest will then present them to the Lord to purify her. Then she will be ceremonially clean again after her bleeding at childbirth. These are the instructions for a woman after the birth of a son or a daughter.
Leviticus 20:18 “If a man has sexual relations with a woman during her menstrual period, both of them must be cut off from the community, for together they have exposed the source of her blood flow.
Psalms 36:9 For you are the fountain of life, the light by which we see.
Psalms 68:26 Praise God, all you people of Israel; praise the Lord, the source of Israel’s life.
Proverbs 5:18 Let your wife be a fountain of blessing for you. Rejoice in the wife of your youth.
Proverbs 10:11 The words of the godly are a life-giving fountain; the words of the wicked conceal violent intentions.

See every passage

Leviticus 12:7, 20:18
Psalms 36:9, 68:26
Proverbs 5:18, 10:11, 13:14, 14:27, 16:22, 18:4, 25:26
Jeremiah 2:13, 9:1, 17:13, 51:36
Hosea 13:15
Zechariah 13:1

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).