A sister in law is related by marriage and is a new addition to the family. As such sending good night wishes for the sister in law would make her feel good and special. The good night wishes for the sister in law can be sent through cards or through text messages for her.
Samples of lovely good night messages for sister in law are given below:
1). Dear sister in law, I send good night wishes for you through this text. I hope you have a beautiful dreamy and a peaceful sleep.
2). Dearest sister in law, wishing you good night. Let the stars shine beautiful dreams in your sleep for a cheerful morning tomorrow.
3). Sweet sister in law, sending you good night wishes through text. I hope you have undisturbed sleep for an energetic day tomorrow.
4). Cute sister in law, sending good night wishes especially for you. I hope you wake up witnessing cheerful dreams of love.
5). To my sister in law, I send heartfelt good night wishes for you. Let the night fairy gift you a peaceful sleep with cheerful dreams.