Another Fireside favourite!
I arranged this for my daughter and one of the gorgeous YW in my ward to sing at the Fireside last year mentioned in a post below. It is a simple but effective combination of the two songs, keeping the lilting 6/8 time signature so they flow together.
It would be perfectly suitable as a musical item for Baptisms, as well as Sacrament Meeting!
Here’s my arrangement of Baptism and When I am Baptised:-