to support and protect one another in challenging situations
to have each other’s back
people like each other a lot and that they become friends very quickly
get on like a house on fire
this idiom means that if you try to please everyone, you may end up losing your true friends
friend to all is a friend to none
the expression refers to sticking together and supporting each other during both good times and bad times
through thick and thin
two or more individuals are facing similar challenges or circumstances, which can create a bond between them
in the same boat
the idiom emphasizes that a true friend will show loyalty and support during difficult times
a friend in need is a friend indeed
two individuals who are very similar or have a close bond, often doing things together
two peas in a pod