When in Matthew chapter 6 Jesus is talking about giving (vv.2-4), prayer (vv.5-15), and fasting (vv.16-18), the phrasing "So when you give", "When you fast", etc. is used, not "If you give", "If you ...
What would Jesus' qualifications have been for a “worthy” person for the disciples to stay within the Matthew 10 narrative?
When Jesus sends the twelve out in Matthew 10, he gives them instructions for what to do when they enter a city that include finding "worthy" citizens there. Matthew 10:11-13 (NASB) 11 And ...