Create pivot summary using filter function and unique function etc

[motherindia]

Hello sir,
Good evening,

I need to prepare pivot ike summary using filter function.

Following is the data structure;

ID No. Source code Amount
1. ABC 10000
1. ABC 5000
2. XYZ. 6000
3. DEF. 6500
3. DEF. 4500


OUTPUT Needed on another Sheet using Excel array formula Filter function and or Unique function.

ID No. Source code. Amount
1. ABC 15000
2. XYZ. 6000
3. DEF. 11000

Thanks,
Motherindia