Proverbs 20:1 warns wine is a mocker and brawler, directly backing the advice that kings should not drink it.

1 Kings 20:16-20 shows the drunken kings of Syria defeated — directly illustrating the ruin that follows when rulers crave beer.

Ecclesiastes 10:17 blesses a land whose king feasts for strength, not drunkenness — the positive counterpart to this warning.

Isaiah 28:7 describes priests and prophets reeling with wine, stumbling in judgment — the same danger for leaders as for kings.

In Daniel 5:2-4, King Belshazzar drinks wine with his nobles, an example of the kingly indulgence warned against, leading to divine judgment.

Hosea 4:11 states wine takes away understanding, directly supporting the warning that kings should avoid it to stay clear-minded.

Habakkuk 2:5 calls wine a traitor, personifying its deceptive and destructive nature, reinforcing why kings must avoid it.

In 1 Timothy 5:23, Paul advises Timothy to drink a little wine for health — opposite of the total abstinence urged for kings.

Titus 1:7 requires overseers not be drunkards — the same standard of sobriety for leaders that Proverbs applies to kings.

Mark 6:21-28 shows King Herod at a banquet making a rash promise leading to John's death, illustrating dangers of kingly feasting and drink.

Leviticus 10:9 forbids wine for priests in service — a parallel prohibition for leaders to maintain clear judgment, like kings here.

1 Kings 20:12 depicts King Ben-hadad drinking while giving military orders — a negative example of what Proverbs 31:4 warns against.

Esther 3:15 shows King Ahasuerus and Haman drinking wine after decreeing genocide — a stark example of wine clouding judgment.

Numbers 6:3 commands Nazirites to abstain from wine for holy dedication, a parallel principle of abstinence though for a different purpose (vow vs. justice).

Isaiah 56:12 depicts drunkards indulging in wine — a vivid picture of the behavior Proverbs warns kings against.