What should nephew say when getting married and having menstruation?

1, menstruation can be said as a blessing: "I wish my nephew a happy wedding, love each other and join hands for life. I hope my nephew and nephew's daughter-in-law care about each other, understand each other, tolerate each other, respect and honor both parents in their future lives.

2. Help and support each other in their work and career, and create a bright future for their own career. "