Good News Translation
An enemy will stay with you for a while, but not when trouble comes.

New Revised Standard Version
He stands by you for a while, but if you falter, he will not be there.

Contemporary English Version
Enemies act loyal for a while, but they won't stand by you when you need help.

New American Bible
While you stand firm, they make no move; but if you slip, they cannot hold back.

Douay-Rheims Bible
An enemy speaketh sweetly with his lips, but in his heart he lieth in wait, to throw thee into a pit.

An enemy speaketh sweetly with his lips, but in his heart he lieth in wait, to throw thee into a pit.

Sirach 12:13
Who will pity an enchanter struck by a serpent, or any that come near wild beasts? so is it with him that keepeth company with a wicked man, and is involved in his sins.

Sirach 12:14
For an hour he will abide with thee: but if thou begin to decline, he will not endure it.

Sirach 12:16
An enemy weepeth with his eyes: but if he find an opportunity he will not be satisfied with blood:

Sirach 12:17
And if evils come upon thee, thou shalt find him there first.