Verses with the word flat in the Apocrypha (4 verses):

1 Esdras 8:91
And as Esdras in his prayer made his confession, weeping, and lying flat upon the ground before the temple, there gathered unto him from Jerusalem a very great multitude of men and women and children: for there was great weeping among the multitude.

1 Maccabees 4:40
And fell down flat to the ground upon their faces, and blew an alarm with the trumpets, and cried toward heaven.

2 Maccabees 10:4
When that was done, they fell flat down, and besought the Lord that they might come no more into such troubles; but if they sinned any more against him, that he himself would chasten them with mercy, and that they might not be delivered unto the blasphemous and barbarous nations.

2 Maccabees 13:12
So when they had all done this together, and besought the merciful Lord with weeping and fasting, and lying flat upon the ground three days long, Judas, having exhorted them, commanded they should be in a readiness.