Musar על חגיגה 24:5

The line 18,7) ,ואל הבקר רץ אברהם) may be understood as parallel to the heavenly meat that the angels are reported as having fried for אדם הראשון, as reported in Sanhedrin 59. Abraham prepared the bread but did not serve it, since the time for manna which would be ground for the righteous in the heavenly region called שחקים was not yet ripe. Since Adam, however, had already been the recipient of meat from the heavenly regions before he sinned, Abraham saw no reason not to offer meat to these guests from heaven. The bread he prepared assumed a sacred character, seeing Abraham had been feeding the poor at all times, and the reason his descendants were found worthy to feed on heavenly bread was because of their ancestor Abraham's mercy. Unfortunately, the Israelites sinned when they made derogatory comments about the manna, describing it as לחם הקלקל, "bread that is lacking in substance" (Numbers 21,5). This heavenly bread will only appear again in the future that we have spoken of. The reason that