Answer:

1. Children of Adam! Wear fine clothing in every mosque and eat and drink but do not be profligate. He does not love the profligate. (7:31)
2. Squanderers are brothers to the Satans, and Satan was ungrateful to his Lord. (17:27)

Answer:

1. Do not keep your hand chained to your neck but do not extend it either to its full extent so that you sit there blamed and destitute. (Quran, 17:29)
2. (Believers are) those who, when they spend, are neither extravagant nor mean, but take a stance mid way between the two; (Quran, 25:67)