in vain
Provérbios 7:23
Till an arrow strikes through his liver; as a bird hastens to the snare, and knows not that it is for his life.
Jó 35:11
Who teaches us more than the beasts of the earth, and makes us wiser than the fowls of heaven?
Isaías 1:3
The ox knows his owner, and the donkey his master's crib: but Israel does not know, my people do not consider.
Jeremias 8:7
Yea, the stork in the heavens knows her appointed times; and the turtledove and the crane and the swallow observe the time of their coming; but my people know not the law of the LORD.