देखना चाहिए था

should have seen

→ देखना
phrase Rare #9,572
should have seen Expresses that seeing something was advisable or desirable in the past, often with a sense that the opportunity has passed. Depending on context, देखना can also mean “watch.”
HI: तुम्हें वह फिल्म देखना चाहिए था।
EN: You should have watched that movie.

आपको उनका किला देखना चाहिए था।

You should have seen their fort.

— अपने ड्रैगन को प्रशिक्षित कैसे करें 2 (2014)

तस्वीर में तुम्हें अपना चेहरा देखना चाहिए था।

You should have seen your face in the picture.

— The Boss Baby (2017)

आपको देखना चाहिए था।

You should have seen it.

— 83 (2021)

लेकिन आदित्य का चेहरा देखना चाहिए था जब हमने उसको ये बताया।

But you should have seen Aditya’s face when we told him.

— Pagglait (2021)

देखना चाहिए था।

You should have checked.

— Black Friday (2004)