New Revised Standard Version
Or what king, going out to wage war against another king, will not sit down first and consider whether he is able with ten thousand to oppose the one who comes against him with twenty thousand?

Contemporary English Version
What will a king do if he has only 10,000 soldiers to defend himself against a king who is about to attack him with 20,000 soldiers? Before he goes out to battle, won't he first sit down and decide if he can win?

New American Bible
Or what king marching into battle would not first sit down and decide whether with ten thousand troops he can successfully oppose another king advancing upon him with twenty thousand troops?

Douay-Rheims Bible
Or, what king, about to go to make war against another king, doth not first sit down and think whether he be able, with ten thousand, to meet him that, with twenty thousand, cometh against him?

Or, what king, about to go to make war against another king, doth not first sit down and think whether he be able, with ten thousand, to meet him that, with twenty thousand, cometh against him?

1 Kings 20:11 And the king of Israel answering, said: Tell him: Let not the girded boast himself as the ungirded.

2 Kings 18:20-22 Perhaps thou hast taken counsel, to prepare thyself for battle. On whom dost thou trust, that thou darest to rebel? . . .

Proverbs 20:18 Designs are strengthened by counsels: and wars are to be managed by governments.

Proverbs 25:8 The things which thy eyes have seen, utter not hastily in a quarrel: lest afterward thou mayst not be able to make amends, when thou hast dishonoured thy friend.